If you are curious the command I used for this, here it is:
/summon creeper ~10 ~-1 ~ {ignited:1,ExplosionRadius:200,Fuse:250,Invulnerable:1,NoAI:1,Silent:1,ActiveEffects:[{Id:14,Amplifier:0,Duration:2000,ShowParticles:0b}],Passengers:[{id:"slime",Size:0,Attributes:[{Name:generic.maxHealth,Base:4}],Health:4.0f,NoAI:1,Silent:1,ActiveEffects:[{Id:10,Amplifier:100,Duration:40,ShowParticles:0b},{Id:20,Amplifier:2,Duration:2000,ShowParticles:0b}],Passengers:[{id:"slime",Size:1,NoAI:1,Silent:1,ActiveEffects:[{Id:10,Amplifier:10,Duration:80,ShowParticles:0b},{Id:20,Amplifier:5,Duration:2000,ShowParticles:0b}],Passengers:[{id:"slime",Size:2,Attributes:[{Name:generic.maxHealth,Base:4}],Health:4.0f,NoAI:1,Silent:1,ActiveEffects:[{Id:10,Amplifier:10,Duration:100,ShowParticles:0b},{Id:20,Amplifier:5,Duration:2000,ShowParticles:0b}],Passengers:[{id:"slime",Size:1,NoAI:1,Silent:1,ActiveEffects:[{Id:10,Amplifier:10,Duration:80,ShowParticles:0b},{Id:20,Amplifier:5,Duration:2000,ShowParticles:0b}],Passengers:[{id:"slime",Size:0,Attributes:[{Name:generic.maxHealth,Base:4}],Health:4.0f,FallFlying:1b,NoAI:1,Silent:1,ActiveEffects:[{Id:10,Amplifier:10,Duration:40,ShowParticles:0b},{Id:20,Amplifier:5,Duration:2000,ShowParticles:0b}]}]}]}]}]}]}