Malcolm in the Middle Season 5 Episode 14

Lois blows her top over a hidden 15 percent ser charge in the bill at her family’s favorite pizza place and stages a boycott…but Hal and the boys are sneaking slices on the side. Malcom meets Angela and becomes instantly smitten with her intellectual family…but starts to feel like a heel because he’s asked another girl to the school dance and is forced to break it off with her–er–them. And Francis is reluctant to let Otto hire an assistant for him…but soon comes to like the idea.