"Save Superboy or Die"
When Superboy tracks a u.f.o. and removes it from Earth's atmosphere, he notes that something strange may have happened to him. His suspicions are confirmed when, with every super-feat, his recovery is human not Kryptonian.
"Dial H for Hero: Un-Dial H for Hero"
Vicki finds that the only way to save herself and Chris' dad is to become normal, not super-powered to defeat alien invaders.