Fun llama stuff, spawn some llamas and wolves

summon minecraft:falling_block ~ ~1.5 ~ {Motion:[0.0d,-1.0d,0.0d],Time:1,DropItem:0,Block:redstone_block,Passengers:[
	{id:minecraft:falling_block,Time:1,DropItem:0,Block:activator_rail},
	{id:minecraft:commandblock_minecart,Command:setblock ~6 ~-2 ~ minecraft:chain_command_block 5 replace {auto:1b,TrackOutput:0b,Command:execute @e[name=llama_spit] ~ ~ ~ summon fireball ~ ~ ~ {direction:[0.0,0.0,0.0],ExplosionPower:10,Tags:[LlamaBall]}}},
	{id:minecraft:commandblock_minecart,Command:setblock ~5 ~-2 ~ minecraft:chain_command_block 5 replace {auto:1b,TrackOutput:0b,Command:scoreboard players tag @e[tag=LlamaBall] add LlamaBall1}},
	{id:minecraft:commandblock_minecart,Command:setblock ~4 ~-2 ~ minecraft:chain_command_block 5 replace {auto:1b,TrackOutput:0b,Command:scoreboard players tag @e[tag=LlamaBall1] add LlamaBallRemove {Motion:[0.0,0.0,0.0]}}},
	{id:minecraft:commandblock_minecart,Command:setblock ~3 ~-2 ~ minecraft:chain_command_block 5 replace {auto:1b,TrackOutput:0b,Command:kill @e[tag=LlamaBallRemove]}},
	{id:minecraft:commandblock_minecart,Command:setblock ~2 ~-2 ~ minecraft:repeating_command_block 5 replace {auto:1b,TrackOutput:0b,Command:entitydata @e[name=unknown] {CustomName:"llama_spit",CustomNameVisible:1b}}},
	{id:minecraft:commandblock_minecart,Command:kill @e[type=minecraft:commandblock_minecart,r=1]}
]}