Aguilera gives a well-heeled performance in Hollywood. Plus: Angelina & Maddox in India, Penélope & Salma's buddy system and more

ROYAL FLUSH

Christie Brinkley (in Jenny Packman) makes a regal entrance at the Princess Grace Awards at New York's Cipriani on Thursday. The model attended the gala, which recognizes and supports young, aspiring artists, to watch daughter Alexa Ray Joel (not pictured) perform. "I'm just a beaming, proud mom tonight," the Cover Girl told PEOPLE.