Superboy in "The New Lana Lang"
Superboy gives Lana a lesson in over-competitiveness. But, then when she wants to lose competitions in order to prove herself a good loser, Superboy has to reverse gears and make her a winner.
Aquaman in "The Whale that was Wanted for Murder"
Johnny Quick in "Tubby Watts, Efficiency Expert"
Green Arrow in "1001 Ways to Kill Green Arrow"