After her performance, Spears ends her night with a quiet return to her Las Vegas hotel. Plus: J. Lo, Jake & Reese and more

AN UPLIFTING APPEAL

Ben Affleck gets some helping hands from members of the African Children's Choir at the One X One benefit – which raises money for children's charities – in Toronto on Sunday. Next, the actor plans to visit Tanzania with his friend Matt Damon, who hosted the charity event.