1. The Wrongo Superman! (Jimmy Olsen, Superman, Mr. Mxyzptlk, The President of the United States / Written by Richard E. Hughes)

Can Mxy keep a bet that he can fool Superman for a week while not giving himself away? Also the imp gets some "Jimmy Olsen" products that make Superman stupid when he's around them. Can Jimmy find out what's going on and devise a way to send Mxy packing?

1. A Visit from Superman's Pal! (Superboy, Ma and Pa Kent, Lana Lang, Superman / written by Otto Binder : reprinted from: Superboy #55, but with one page taken out) 

Jimmy Olsen accidentally goes back in time and meets Clark Kent. he also meets Lana Lang, who thinks Clark is Superboy, and Jimmy wants to know too. Can Superboy handle two snoops? Can Jimmy get back to his own time?