In coordinated black outfits, Kristen Stewart and Robert Pattinson step out for the hit film's London premiere. Plus: Britney Spears, Taylor Momsen and more

SHAKE ON IT

Days after spending time with Alex Rodriguez in Mexico, Madonna shares a stately meeting with former Colombian hostage Ingrid Betancourt (left) and Argentina's president Cristina Fernandez (center) Tuesday in Buenos Aires. The meet-and-greet took place at Argentina's presidential palace, where the singer filmed Evita in 1996.



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