Jay-Z’s $25 million Star-Studed New year Bash Photos

Rapper Jay-Z and wife, Beyonce hosted A-list celebrities to a New Year party at the Marquee Nightclub in the newly commissioned $3.9 billion The Cosmopolitan Hotel in Las Vegas.

 Beyonce and Chris Martin on the piano

 Jay Z, Chris Martin and Kanye West

 Floyd Mayweather, 50cent and Jay-z

 Jay-z's $300 a bottle Armand de Brignac champagne

At the party were Rihanna, Gwyneth Paltrow, her husband Chris Martin, Kanye West, Jennifer Lopez, Florence Welch, 50cent, Floyd Mayweather and others.