When Lex Luthor's daughter runs away with her boyfriend Superboy and the Justice League, the Legion of Doom take a trip to the beach to find the missing teen.When Lex Luthor's daughter runs away with her boyfriend Superboy and the Justice League, the Legion of Doom take a trip to the beach to find the missing teen.When Lex Luthor's daughter runs away with her boyfriend Superboy and the Justice League, the Legion of Doom take a trip to the beach to find the missing teen.