diff --git a/halloween2019/Dockerfile b/halloween2019/Dockerfile
new file mode 100644
index 0000000..528b24b
--- /dev/null
+++ b/halloween2019/Dockerfile
@@ -0,0 +1,10 @@
+FROM golang:1.13-alpine AS builder
+RUN apk add --no-cache git
+RUN go get github.com/pdevine/go-asciisprite && go get github.com/pdevine/goMoonPhase
+WORKDIR /project
+COPY *.go /project/
+RUN CGO_ENABLED=0 GOOS=linux go build -a -ldflags '-extldflags "-static"' -o halloween halloween.go art.go
+
+FROM scratch
+COPY --from=builder /project/halloween /halloween
+ENTRYPOINT ["/halloween"]
diff --git a/halloween2019/Dockerfile.cross b/halloween2019/Dockerfile.cross
new file mode 100644
index 0000000..bf29943
--- /dev/null
+++ b/halloween2019/Dockerfile.cross
@@ -0,0 +1,20 @@
+FROM --platform=$BUILDPLATFORM golang:1.13-alpine AS builder
+RUN apk add --no-cache git
+RUN go get github.com/pdevine/go-asciisprite && go get github.com/pdevine/goMoonPhase
+WORKDIR /project
+COPY *.go /project/
+
+ARG TARGETOS
+ARG TARGETARCH
+ENV GOOS=$TARGETOS GOARCH=$TARGETARCH
+RUN CGO_ENABLED=0 go build -a -ldflags '-extldflags "-static"' -o halloween halloween.go art.go
+
+FROM scratch AS release-linux
+COPY --from=builder /project/halloween /halloween
+ENTRYPOINT ["/summer"]
+
+FROM mcr.microsoft.com/windows/nanoserver:1809 AS release-windows
+COPY --from=builder /project/halloween /halloween.exe
+ENTRYPOINT ["\\halloween.exe"]
+
+FROM release-$TARGETOS
diff --git a/halloween2019/art.go b/halloween2019/art.go
new file mode 100644
index 0000000..2bb6f6b
--- /dev/null
+++ b/halloween2019/art.go
@@ -0,0 +1,193 @@
+package main
+
+const moon_p0 = `
+xxxx_..._
+xx.:::::::.
+x:::::::::::
+x:::::::::::
+x`+"`"+`:::::::::'
+xxx`+"`"+`':::''`
+
+const moon_p1 = `
+xxxx_..._
+xx.::::. `+"`"+`.
+x:::::::.  :
+x::::::::  :
+x`+"`"+`::::::' .'
+xxx`+"`"+`'::'-'`
+
+const moon_p2 = `
+xxxx_..._
+xx.::::  `+"`"+`.
+x::::::    :
+x::::::    :
+x`+"`"+`:::::   .'
+xxx`+"`"+`'::.-'`
+
+const moon_p3 = `
+xxxx_..._
+xx.::'   `+"`"+`.
+x:::       :
+x:::       :
+x`+"`"+`::.     .'
+xxx`+"`"+`':..-'`
+
+const moon_p4 = `
+xxxx_..._
+xx.'     `+"`"+`.
+x:         :
+x:         :
+x`+"`"+`.       .'
+xxx`+"`"+`-...-'`
+
+const moon_p5 = `
+xxxx_..._
+xx.'   `+"`"+`::.
+x:       :::
+x:       :::
+x`+"`"+`.     .::'
+xxx`+"`"+`-..:''`
+
+const moon_p6 = `
+xxxx_..._
+xx.'  ::::.
+x:    ::::::
+x:    ::::::
+x`+"`"+`.   :::::'
+xxx`+"`"+`-.::''`
+
+const moon_p7 = `
+xxxx_..._
+xx.' .::::.
+x:  ::::::::
+x:  ::::::::
+x`+"`"+`. '::::::'
+xxx`+"`"+`-.::''`
+
+const moon_p8 = `
+xxxx_..._
+xx.:::::::.
+x:::::::::::
+x:::::::::::
+x`+"`"+`:::::::::'
+xxx`+"`"+`':::''`
+
+const happy_halloween_c0 = `
+@@@xx@@@xxx@@@@@@xxx@@@@@@@xxx@@@@@@@xxx@@@x@@@xxxxx@@@xx@@@xxx@@@@@@xxx@@@xxxxxxx@@@xxxxxxxx@@@@@@xxx@@@xx@@@xx@@@xx@@@@@@@@xx@@@@@@@@xx@@@xx@@@  
+@@@xx@@@xx@@@@@@@@xx@@@@@@@@xx@@@@@@@@xx@@@x@@@xxxxx@@@xx@@@xx@@@@@@@@xx@@@xxxxxxx@@@xxxxxxx@@@@@@@@xx@@@xx@@@xx@@@xx@@@@@@@@xx@@@@@@@@xx@@@@x@@@  
+@@!xx@@@xx@@!xx@@@xx@@!xx@@@xx@@!xx@@@xx@@!x!@@xxxxx@@!xx@@@xx@@!xx@@@xx@@!xxxxxxx@@!xxxxxxx@@!xx@@@xx@@!xx@@!xx@@!xx@@!xxxxxxx@@!xxxxxxx@@!@!@@@  
+!@!xx@!@xx!@!xx@!@xx!@!xx@!@xx!@!xx@!@xx!@!x@!!xxxxx!@!xx@!@xx!@!xx@!@xx!@!xxxxxxx!@!xxxxxxx!@!xx@!@xx!@!xx!@!xx!@!xx!@!xxxxxxx!@!xxxxxxx!@!!@!@!  
+@!@!@!@!xx@!@!@!@!xx@!@@!@!xxx@!@@!@!xxxx!@!@!xxxxxx@!@!@!@!xx@!@!@!@!xx@!!xxxxxxx@!!xxxxxxx@!@xx!@!xx@!!xx!!@xx@!@xx@!!!:!xxxx@!!!:!xxxx@!@x!!@!  
+!!!@!!!!xx!!!@!!!!xx!!@!!!xxxx!!@!!!xxxxxx@!!!xxxxxx!!!@!!!!xx!!!@!!!!xx!!!xxxxxxx!!!xxxxxxx!@!xx!!!xx!@!xx!!!xx!@!xx!!!!!:xxxx!!!!!:xxxx!@!xx!!!  
+!!:xx!!!xx!!:xx!!!xx!!:xxxxxxx!!:xxxxxxxxx!!:xxxxxxx!!:xx!!!xx!!:xx!!!xx!!:xxxxxxx!!:xxxxxxx!!:xx!!!xx!!:xx!!:xx!!:xx!!:xxxxxxx!!:xxxxxxx!!:xx!!!  
+:!:xx!:!xx:!:xx!:!xx:!:xxxxxxx:!:xxxxxxxxx:!:xxxxxxx:!:xx!:!xx:!:xx!:!xxx:!:xxxxxxx:!:xxxxxx:!:xx!:!xx:!:xx:!:xx:!:xx:!:xxxxxxx:!:xxxxxxx:!:xx!:!  
+::xxx:::xx::xxx:::xxx::xxxxxxxx::xxxxxxxxxx::xxxxxxx::xxx:::xx::xxx:::xxx:: ::::xxx:: ::::xx:::::x::xxx::::x::x:::xxxx::x::::xxx::x::::xxx::xxx::  
+x:xxx:x:xxx:xxx:x:xxx:xxxxxxxxx:xxxxxxxxxxx:xxxxxxxxx:xxx:x:xxx:xxx:x:xx:x::x:x:xx:x::x:x:xxx:x:xx:xxxxx::x:xx:x:xxxx:x::x::xxx:x::x::xxx::xxxx:
+`
+
+const whale_c0 = `xxxxxxxxxxxxxxx##xxxxxxxx.xxxxx
+xxxxxxxxx##x##x##xxxxxxx==xxxxx
+xxxxxx##x##x##x##xxxxxx===xxxxx
+xx/""""""""""""""""\___/x===xxx
+x{                      /xx===x
+xx\______ X          __/xxxxxxx
+xxxx\    \        __/xxxxxxxxxx
+xxxxx\____\______/xxxxxxxxxxxxx`
+
+const whale_c0_rev = `xxxxx.xxxxxxxx##xxxxxxxxxxxxxxx
+xxxxx==xxxxxxx##x##x##xxxxxxxxx
+xxxxx===xxxxxx##x##x##x##xxxxxx
+xxx===x\___/""""""""""""""""\xx
+x===xx\                      }x
+xxxxxxx\__          X ______/xx
+xxxxxxxxxx\__        /    /xxxx
+xxxxxxxxxxxxx\______/____/xxxxx`
+
+
+const cloud_c0 = `
+xxxxxxxxx_ _ __.
+xxxxxxx('       ).
+xxxxxx(          ).
+xxxxx_(          '''.
+x.=('(           .   )
+((        (..____.:'-'
+'(        )_),
+xx' _______.:'   )
+xxxxxxxxxx-----'`
+
+const cloud_c1 = `
+xxxx.--
+x.+(   )
+x(   .  )
+(   (   ))
+x'- __.'`
+
+const coffin_top_c0 = `
+xxxxx,________________________________________,`
+
+const coffin_c0 = `
+xxx,-xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx-,
+xx+==============================================+
+xx|                                              |
+x(|      =====          =====         =====      |)
+xx|                                              |
+xx|______________________________________________|
+xxx`+"`"+`| |""""""""""""""""""""""""""""""""""""""| |'
+xxxx| |""""""""""""""""""""""""""""""""""""""| |
+xxxx| |""""""""""""""""""""""""""""""""""""""| |
+xxx==============================================`
+
+
+const bigFlame1 = `
+xx.
+x.,
+xooO,
+xoOOoO
+OoOOooO`
+
+const bigFlame2 = `
+xx,
+xxx,+
+xx,Oo.
+x,ooOo
+oO+oOO+`
+
+const bigFlame3 = `
+xxx.
+xx.,
+xx.oO,
+x+OO,O
+OoOOoOO`
+
+
+const torch = `
+ .=======,
+(  -.  _  )
+ `+"`"+`._____,'
+   |   |
+   |   |
+   | , |
+   |   |
+   |   |
+   | | |
+   |   |
+   |.  |
+  =======`
+ 
+
+const ghost_c0 = `
+x.-.
+(o o)
+| O \
+x\   \
+xx`+"`"+`~~~'
+`
+
+const ghost_c1 = `
+xxx.-.
+xx(o o)
+xx/ O |
+x/   /
+`+"`"+`~~~'
+`
+
diff --git a/halloween2019/halloween.go b/halloween2019/halloween.go
new file mode 100644
index 0000000..2c1e057
--- /dev/null
+++ b/halloween2019/halloween.go
@@ -0,0 +1,341 @@
+package main
+
+import (
+	"math"
+	"math/rand"
+	"strings"
+	"time"
+
+	sprite "github.com/pdevine/go-asciisprite"
+	tm "github.com/pdevine/go-asciisprite/termbox"
+	MoonPhase "github.com/pdevine/goMoonPhase"
+)
+
+var random *rand.Rand
+var allSprites sprite.SpriteGroup
+var Width int
+var Height int
+
+const cloud_c0_timer = 22
+const cloud_c1_timer = 19
+
+
+type Title struct {
+	sprite.BaseSprite
+	Timer   int
+	TimeOut int
+}
+
+type Whale struct {
+	sprite.BaseSprite
+	Facing      int
+	MinX        int
+	MaxX        int
+	Timer       int
+	TimeOut     int
+	TargetX     int
+}
+
+type Cloud struct {
+	sprite.BaseSprite
+	Timer   int
+	TimeOut int
+	VX      int
+}
+
+type Moon struct {
+	sprite.BaseSprite
+	Timer   int
+	TimeOut int
+	PosX    float64
+	PosY    float64
+}
+
+type Flame struct {
+	sprite.BaseSprite
+	Timer   int
+	TimeOut int
+}
+
+type Ghost struct {
+	sprite.BaseSprite
+	Timer   int
+	TimeOut int
+}
+
+func NewTitle() *Title {
+	t := &Title{BaseSprite: sprite.BaseSprite{
+		Visible: true,
+		Y: 6},
+		TimeOut: 5,
+	}
+
+	title_list := strings.Split(happy_halloween_c0, "\n")
+
+	for c, _ := range title_list {
+		t.AddCostume(sprite.NewCostume(strings.Join(title_list[0:c], "\n"), 'x'))
+	}
+	return t
+}
+
+func (t *Title) Update() {
+	t.Timer++
+	if t.Timer > t.TimeOut && t.CurrentCostume < len(t.Costumes)-1{
+		t.CurrentCostume++
+		t.Timer = 0
+
+	}
+}
+
+func NewMoon() *Moon {
+	m := &Moon{BaseSprite: sprite.BaseSprite{
+		Visible: true},
+		TimeOut: 60,
+	}
+	for _, c := range []string{moon_p0, moon_p1, moon_p2, moon_p3, moon_p4, moon_p5, moon_p6, moon_p7, moon_p8} {
+		m.AddCostume(sprite.NewCostume(c, 'x'))
+	}
+	m.CurrentCostume = m.GetPhase()
+
+	return m
+}
+
+func (m *Moon) GetPhase() int {
+	moon := MoonPhase.New(time.Now())
+	i := int(math.Floor(( moon.Phase() + 0.0625 ) * 8))
+	return i
+}
+
+func (m *Moon) Update() {
+	m.Timer++
+	if m.Timer > m.TimeOut {
+		m.PosX++
+		// arc the moon down in a parabola
+		m.PosY = 0.00625 * m.PosX * m.PosX
+		m.X = int(m.PosX)
+		m.Y = int(m.PosY)
+		if m.Y >= 25 {
+			m.Visible = false
+		}
+		m.Timer = 0
+	}
+}
+
+func NewCoffin() *sprite.BaseSprite {
+	c := &sprite.BaseSprite{
+		Visible: true,
+		X: 40,
+		Y: 30,
+	}
+	c.AddCostume(sprite.NewCostume(coffin_c0, 'x'))
+	return c
+}
+
+func NewCoffinBack() *sprite.BaseSprite {
+	c := &sprite.BaseSprite{
+		Visible: true,
+		X: 40,
+		Y: 29,
+	}
+	c.AddCostume(sprite.NewCostume(coffin_top_c0, 'x'))
+	return c
+}
+
+func NewTorch(x, y int) *sprite.BaseSprite {
+	t := &sprite.BaseSprite{
+		Visible: true,
+		X: x,
+		Y: y,
+	}
+	t.AddCostume(sprite.NewCostume(torch, 'x'))
+	return t
+}
+
+func NewCloud(cloudType, posX, posY int) *Cloud {
+	c := &Cloud{BaseSprite: sprite.BaseSprite{
+		Visible: true,
+		Y:       posY,
+		X:       posX},
+		VX: -1,
+	}
+	if cloudType == 0 {
+		c.AddCostume(sprite.NewCostume(cloud_c0, 'x'))
+		c.TimeOut = cloud_c0_timer
+	} else if cloudType == 1 {
+		c.AddCostume(sprite.NewCostume(cloud_c1, 'x'))
+		c.TimeOut = cloud_c1_timer
+	}
+
+	return c
+}
+
+func (c *Cloud) Update() {
+	c.Timer++
+	if c.Timer > c.TimeOut {
+		c.X = c.X + c.VX
+
+		if c.VX < 0 && c.X + c.Width < 0 {
+			c.X = 102
+		}
+		c.Timer = 0
+	}
+}
+
+func NewWhale() *Whale {
+	w := &Whale{BaseSprite: sprite.BaseSprite{
+		Visible: true,
+		X:       50,
+		Y:       30},
+		Facing:  -1,
+		MinX:    40,
+		TimeOut: 20,
+	}
+	w.AddCostume(sprite.NewCostume(whale_c0, 'x'))
+	w.AddCostume(sprite.NewCostume(whale_c0_rev, 'x'))
+	return w
+}
+
+func (w *Whale) FaceLeft() {
+	w.CurrentCostume = 0
+}
+
+func (w *Whale) FaceRight() {
+	w.CurrentCostume = 1
+}
+
+func (w *Whale) Update() {
+	w.Timer++
+
+	if w.Timer >= w.TimeOut && w.Y > 21 {
+		w.Y--
+		w.Timer = 0
+	}
+}
+
+func NewFlame(x, y int) *Flame {
+	f := &Flame{BaseSprite: sprite.BaseSprite{
+		Visible: true,
+		X: x,
+		Y: y},
+		TimeOut: 3,
+	}
+
+	for _, c := range []string{bigFlame1, bigFlame2, bigFlame3} {
+		f.AddCostume(sprite.NewCostume(c, 'x'))
+	}
+	return f
+}
+
+func (f *Flame) Update() {
+	f.Timer++
+	if f.Timer >= f.TimeOut {
+		f.NextCostume()
+		f.Timer = 0
+	}
+}
+
+func NewGhost() *Ghost {
+	g := &Ghost{BaseSprite: sprite.BaseSprite{
+		Visible: true,
+		X: random.Intn(50)+25,
+		Y: 30},
+		TimeOut: 3,
+	}
+	g.AddCostume(sprite.NewCostume(ghost_c0, 'x'))
+	g.AddCostume(sprite.NewCostume(ghost_c1, 'x'))
+	return g
+}
+
+func (g *Ghost) Update() {
+	var x int
+	var y int
+	g.Timer++
+	if g.Timer >= g.TimeOut {
+		x = random.Intn(3)
+		x--
+		y = random.Intn(3)
+		y--
+		if x < 0 {
+			g.CurrentCostume = 0
+		} else if x > 0 {
+			g.CurrentCostume = 1
+		}
+		g.X += x
+		g.Y += y
+		g.Timer = 0
+	}
+}
+
+
+func main() {
+	// XXX - Wait a bit until the terminal is properly initialized
+	time.Sleep(1000 * time.Millisecond)
+
+	err := tm.Init()
+	if err != nil {
+		panic(err)
+	}
+	defer tm.Close()
+
+	Width, Height = tm.Size()
+
+	random = rand.New(rand.NewSource(time.Now().UnixNano()))
+
+	event_queue := make(chan tm.Event)
+	go func() {
+		for {
+			event_queue <- tm.PollEvent()
+		}
+	}()
+
+	txt := "Press 'ESC' to quit. 'Up' for more ghosts."
+	c := sprite.NewCostume(txt, '~')
+	text := sprite.NewBaseSprite(Width/2-len(txt)/2, Height-2, c)
+
+	w := NewWhale()
+	m := NewMoon()
+	cl0 := NewCloud(0, 102, 2)
+	cl1 := NewCloud(1, 71, 2)
+	cl2 := NewCloud(1, 23, 3)
+	t := NewTitle()
+
+	f0 := NewFlame(15, 20)
+	t0 := NewTorch(13, 25)
+	f1 := NewFlame(110, 20)
+	t1 := NewTorch(108, 25)
+
+	coffin := NewCoffin()
+	coffinB := NewCoffinBack()
+
+	for _, spr := range []sprite.Sprite{m, t, cl0, cl1, cl2, coffinB, w, f0, t0, f1, t1, coffin, text} {
+		allSprites.Sprites = append(allSprites.Sprites, spr)
+	}
+
+mainloop:
+	for {
+		tm.Clear(tm.ColorDefault, tm.ColorDefault)
+
+		select {
+		case ev := <-event_queue:
+			if ev.Type == tm.EventKey {
+				if ev.Key == tm.KeyCtrlC || ev.Key == tm.KeyEsc || ev.Ch == 'q' {
+					break mainloop
+				} else if ev.Key == tm.KeyArrowLeft {
+					w.FaceLeft()
+				} else if ev.Key == tm.KeyArrowRight {
+					w.FaceRight()
+				} else if ev.Key == tm.KeyArrowUp {
+					g := NewGhost()
+					allSprites.Sprites = append(allSprites.Sprites, g)
+				}
+			} else if ev.Type == tm.EventResize {
+				Width = ev.Width
+				Height = ev.Height
+			}
+		default:
+			allSprites.Update()
+			allSprites.Render()
+			time.Sleep(50 * time.Millisecond)
+		}
+	}
+}