Though it's been some twenty years since they have spoken with one another, two estranged soul-singing legends agree to participate in a reunion performance at the Apollo Theater to honor their recently deceased band leader.
When a meteorite from outer space hits a young girl and turns her into a giant monster, she is taken to a secret government compound where she meets a ragtag group of monsters also rounded up over the years.
Chelios faces a Chinese mobster who has stolen his nearly indestructible heart and replaced it with a battery-powered ticker that requires regular jolts of electricity to keep working.