American Dad Wikia
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Norman

Zacharius Knight "Zach" Galifianakis (born October 1, 1969) is an American comedian and actor, known for numerous film and television appearances including his own Comedy Central Presents special and in The Hangover series.

In "My Morning Straitjacket", he provides the voice of Norman and "heavyset man". He also had a voice credit in "The People vs. Martin Sugar".

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