Harrison Ford lifts his mask to sip some water before an early morning tennis match in Brentwood

Jennifer Garner joyfully rocks a Christmas sweater vest as she spreads holiday cheer in Brentwood

'Safety first': Nina Dobrev wears a hazmat suit with a face mask, shield and gloves for her flight

Myleene Klass is stylish in a trench coat and leopard-print mask as she heads to Smooth Radio