The singer shows off her bikini bod while greeting fans in Rio de Janeiro, Brazil. Plus: Kim Kardashian, President & Michelle Obama, Hilary Duff and more
Updated: Wednesday Nov 07, 2012 | 06:00 AM EST
More from PEOPLE
- San Antonio Man Buys Pools For West Side Families After Facebook User Mocks Photo of Kids' Makeshift Swimming Pool
- Read the Cover Story: Mystery in Idaho: Little Boy Lost
- Newly Single Ariel Winter Shares Naked Bathtub Photo: 'Relax Everyone I'm Wearing Lady Bit Pasties'
- Human Body Parts Wash Ashore Rio Beach Near Olympic Volleyball Site
- Ariana Grande Reunites with Her Victorious Co-Stars – See the Pic!