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Celebrity crushes of the 2000s: Then and now

Photos Logo Photos | Slide 1 of 80: The WB Network's 2004 All Star Summer Party - Arrivals
Zac Efron (Photo by Albert L. Ortega/WireImage); NEW YORK, NY - MAY 22: Zac Efron attends The Cinema Society with Hugo by Hugo Boss, Women's Health & SVEDKA host a screening of 'Baywatch' at Landmark Sunshine Cinema on May 22, 2017 in New York City. (Photo by Paul Bruinooge/Patrick McMullan via Getty Images)

Zac Efron (2004, 2017)

© Albert L. Ortega/WireImage/Getty Images; Paul Bruinooge/Patrick McMullan via Getty Images
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