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"The X Factor" Finalists Party

Where: SLS Hotel Who Was There: Paulina Rubio, Demi Lovato, Kelly Rowland, Simon Cowell, Courtney Mazza, Mario Lopez Summer Reign, Celine Polenghi, Millie Thrasher, Lillie McCloud, Rachel Potter, Jeff Gutt. Summer Reign, Celine Polenghi, Millie Thrasher Paulina Rubio, Demi Lovato Lillie McCloud, Jeff Gutt, Kelly Rowland, Rachel Potter Simon Cowell, X Factor Finalists [Photo via]