Keri Hilson Works Up a Sweat at AIDS Walk

Keri Hilson dedicated her Sunday to a good cause. The “Pretty Girl Rock” singer rose bright and early for the 27th Annual AIDS Walk New York in Central Park. The curly-haired blonde put on her workout gear and trekked across the city with 50,000 participants including fellow celebrities Nick Jonas, Adrienne Bailon, and Wendy Williams. “It’s cool to have friends join in support HIV/AIDS research & prevention!” tweeted Miss Keri.