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Family Guy S4E22 — Sibling Rivalry

7.5

Family Guy•Season 4•Episode 22

Sibling Rivalry

7.5/10 · 2,230 votesMar 26, 200624 min

Ranked #21 of 30 in Season 4•−0.1 vs season avg

Peter gets a vasectomy and loses all his sex drive. Lois begins to gain weight, and as a result, Peter's regains his interest in his wife. When Lois' habits get out of control, she has a heart attack. The surgeon must remove Lois' fat to

Directed byPeter Shin, Pete Michels, Dan Povenmire

Written byCherry Chevapravatdumrong

Previous episodeE21 · I Take Thee Quagmire Next episodeE23 · Deep Throats

Seasons24

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Season 4 Episodes30

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E22 7.5Now viewing

Sibling Rivalry

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Cast4

Seth MacFarlane

Seth MacFarlane

Peter Griffin / Brian Griffin / Stewie Griffin / Glenn Quagmire (voice)

Alex Borstein

Alex Borstein

Lois Griffin / Tricia Takanawa / Loretta Brown / Barbara Pewterschmidt (voice)

Mila Kunis

Mila Kunis

Meg Griffin (voice)

Seth Green

Seth Green

Chris Griffin (voice)

Crew10

Peter Shin

Peter Shin

Director

Cherry Chevapravatdumrong

Cherry Chevapravatdumrong

Writer

Wellesley Wild

Wellesley Wild

Producer

Pete Michels

Pete Michels

Director

Dan Povenmire

Dan Povenmire

Director

Steve Callaghan

Steve Callaghan

Producer

Alec Sulkin

Alec Sulkin

Producer

P

Patrick Meighan

Story Editor

Alex Borstein

Alex Borstein

Producer

Cherry Chevapravatdumrong

Cherry Chevapravatdumrong

Staff Writer

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Episode Summary

"Sibling Rivalry" is episode 22 of Family Guy season 4. It scored 7.5/10 from 2,230 votes, ranking #21 of 30 episodes this season (season average 7.6). Directed by Peter Shin, Pete Michels, Dan Povenmire and written by Cherry Chevapravatdumrong, it aired on March 26, 2006.

Next: E23 · Deep Throats Best of Season 4