Season 4, Episode 22 Sibling Rivalry
First Aired: March 27, 2006
Before having a vasectomy, Peter has one last fling at the sperm bank. The result: Stewie's equally diabolical half brother Bertram (voice of Wallace Shawn). Soon, their epic battle for playground dominance begins. Meanwhile, Peter has given up sex, and Lois uses food to compensate.
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- Premiered: May 1, 2005
- Rating: TV-14
- Premise: Animated antics of the constantly grousing Griffins, a family that put some fun in dysfunctional. While dad Peter is a tad dim and lazy, mom Lois is none of the above. Then there are hapless teens Meg and Chris; sassy baby Stewie, who's wise (and a wise gu… (more)
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