"The Golden Age Sentry"
Cranio, the man with the tri-level mind, has stolen Dr. Hugo Cornelius' time machine and damages the time stream. The result is our hero meeting a Golden Age version of himself.
"I Want to Hold Your Band!"
The Sentry teams up with the Avenger's Blonde Phantom to investigate the disappearance of the popular music group, the Crick-hits. They track them underground to the lair of Tyrannus. If the Sentry can stop having visions of alternate realities, he will get to the bottom of the disappearance. But which of the realities that Sentry sees is the real one?