SIMPSONS SUPER SPECTACULAR (2005) #7

Bartman has a new partner in crime-fighting, the Salesman, and if he’s lucky, ol’ Gil and his shoddy equipment might only get one of them killed. And the citizens of Zenith experience mind-bending metamorphoses when an old haunted house secretly transforms every person who enters. But the question is, when Radioactive Man rushes in to help, which Radioactive Man will emerge?