Sports Illustrated Swimsuit Issue cover model Kate Upton arrives at SI Swimsuit On Location hosted by Haze Nightclub at the Aria Resort & Casino at CityCenter on February 15, 2012 in Las Vegas, Nevada. (Getty Images)more pics » 
Kate Upton (Getty Images) The
Sports Illustrated swimsuit edition hit newsstands yesterday, but the real celebration began with SI's Las Vegas launch party. The magazine gathered up cover girl Kate Upton and the rest of its bikini beauties to fly them to Sin City for a night that was equal parts sexy and fun.
Kate Upton joined some elite (and exceptionally beautiful) company as the newest cover girl for the sports magazine's rather sports-free issue, which has us wondering who's the hottest
SI cover girl in recent memory?
She's got some tough competition considering the lovely ladies who have graced the cover over the last five years. The 19-year-old Upton looks to have a long career inside the pages of the annual issue, and her cover proves that when it comes to gorgeous women,
Sports Illustrated knows how to pick 'em. So who's your favorite bikini cover girl?
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Kate Upton (Getty Images) The Sports Illustrated swimsuit edition hit newsstands yesterday, but the real celebration began with SI's Las Vegas launch party. The magazine gathered up cover girl Kate Upton and the rest of its bikini beauties to fly them to Sin City for a night that was equal parts sexy and fun.
