Man Boy returns with a cannon that plants beards on everything. When Bubbles gets hit with the ray, she gets a beard which the Professor helps her shave off. But the next morning Bubbles has not only grown the beard back but has taken on a boat load of testosterone. She rides off in a motorcycle. Later, Man Boy crashes into the girls' bedroom, emasculated and devoid of his beard. Blossom and Buttercup have to make him believe he's tough to defeat Bubbles.
This episode contains examples of:
- Dangerously Close Shave: The Professor shows Bubbles how to shave off her beard. Bubbles makes a clean shave with a single swipe while the Professor's face is covered in scratches and torn pieces of toilet paper.
- Manchild: How Blossom and Buttercup find Man Boy after he crashes into their bedroom. His first confrontation with Bubbles seemingly turned him into a wuss. He becomes a Friendly Enemy until the end after defeating Bubbles when he becomes a sexist Jerkass again.
- Memetic Badass: Bubbles the morning after. At breakfast she is chowing down on a mound of raw meat.
- Mustache Vandalism: What Man Boy sets out for to start the story.
- Testosterone Poisoning: Oh, God, the beard wrestling contest between Bubbles and Man Boy.
