Matt Damon leaves Nobu Restaurant in London, England with some friends

Emily Blunt, Benicio Del Toro and Ricky Gervais, are all seen outside the Radio One studios in London, England

Madonna arrives at JFK Airport in New York

Christina Aguilera, Ciara, Ne-Yo, Russell Brand and Katy Perry are pictured departing a Grammy party at Wonderland nightclub in Los Angeles

Chace Crawford and Emma Roberts are seen out and about at the Sundance film festival in Park City, Utah

Rebecca Gayheart looks very pregnant as she and friends leave Cafe Med in Los Angeles

Tobey Maguire leaves a medical centre in Los Angeles

Pictures after the break

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Photos:  Zibi/J. Ramos/Pop/KOKOPIX/WENN