Famous magicians Ricky Jay, David Copperfield and Penn & Teller all lent their voice to The Simpsons as themselves.
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Say it with us, everyone ...whyyoulittle!
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Paul Rudd guest stars as Dr. Zander, while Kareem Abdul-Jabbar guest voices himself on The Simpsons.
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Cheech Marin and Tommy Chong guest star on the upcoming episode of The Simpsons. They're seen here with Homer on their tour.
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Lisa discovers a flower that calms down aggressive scorpions during a field trip on The Simpsons.
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Ricky Gervais guest stars on an upcoming episode of The Simpsons, "Angry Dad: The Movie."
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Marge stops dying her hair her signature blue and tries going gray.
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Playwright David Mamet guest stars as himself on the upcoming Simpsons episode, "Homer the Father."
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The Simpsons Quotes

Lincoln, Lincoln. I've been thinkin'. What the hell have you've been drinkin'? Is it water? Is it wine? Oh, my gosh. It's turpentine!

Bart & Lisa

Lisa's Brain: Poor predictable Bart. Always takes 'rock'.
Bart's Brain: Good ol' 'rock'. Nuthin' beats that!
Bart: Rock!
Lisa: Paper.
Bart: D'oh!