[The Superman clone takes Toyman high into the air.]
Toyman: I have rights. I have nothing to say to you.
Superman Clone: [stops in midair] How about goodbye? [Lets go of Toyman and watches him fall to his death].
Grumpy Man: Yeah, like we really needed him to bust up the mechanical spider, right? Lame.
Answer: It was his way of coping with grief after Superman dies. Jimmy felt he needed to be in a new environment, away from painful memories. Similarly, Perry White turned to alcohol for solace, while Lois Lane sought out Clark's mother, Martha Kent for help.
raywest ★