Robin and Jimmy discoevr three shrunken cities in a cave in the woods and that's not even the whackiest thing that happens in this issue! Brainiac has a secret brother! Superman is useless in a fight! And RObin doesn't even have sense enough to wear socks when he's hiking!
Think you know the real story of Plastic Man? Well, you don't! (Not to worry, no one else does either.) It's Plastic Man #2!
Jimmy Olsen is the dumbest man in two universes - not necessarily a bad thing, but it may explain why he remains a cub...