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Bing: Celebs Who Starred in Commercials Before They Were Famous

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You never know who tomorrow's A-listers are going to be. That girl you see in a silly commercial today could be starring in a hit TV show tomorrow. Hey, it happened for Tina Fey, whose show "30 Rock" begins its final season on Oct. 4. Keep clicking to find out which stars got their start shilling in commercials.Tina FeyWay before she played Liz Lemon, Tina made bank being lovably quirky and awkward in this 1995 spot.BING:Watch Tina bring in the big bucksFIND:What does Tina have to say about the new season of "30 Rock"?SEARCH:Check out Tina's all-time best "Saturday Night Live" skitsJason Merritt/WireImage
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