Star Gazing: 12.17.11

Paula Patton arrives at the premiere of ‘Mission Impossible – Ghost Protocol’ in Rio de Janeiro, Brasil.

Tracee Ellis Ross keeps it casual while out and about in Beverly Hills, California.

Keri Hilson is spotted leaving BOA Steakhouse in West Hollywood, California.

Rihanna performs on stage at the Palacio de los Deportes stadium in Madrid, Spain.

Robin Thicke performs live at the Key Club in Los Angeles, California.

Aloe Blacc performs on stage at the Dome in Brighton, United Kingdom

The First Lady Michelle Obama delivers toys and gifts donated by Executive Office staff to the Marine Corps’ Toys for Tots campaign.