- A Day in the Limelight: Eileen, who has her first major appearance without Margret.
- Cheaters Never Prosper: Played with. Rigby's muscle enhancements barley help him with his pull up, in fact making him harder, but he still pulls it off.
- Hidden Depths: Elieen is shown to be a skilled gymnast and physical trainer.
- Jerkass/With Friends Like These...: Muscle Man spends the entire episode reveling in the fact Rigby can't do a pull up, from mocking him with The Price Is Right losing horn sound to advertising his final test as a sideshow.
- Mother Russia Makes You Strong: "The Russian" makes you strong.
- Ship Tease: Rigby and Eileen spend a lot of the episode together and in the end, Rigby is so thankful for her help he'd give her a hug if he weren't worried his freakishly huge arms would hurt her. Eileen takes him up on the offer anywayEileen: (sound of her back cracking) Worth it...