Victoria Beckham driving car sunglasses smile range rover beckham soccer mom spice girls singerVictoria Beckham has every reason to be smiling ... and we caught her flashing those pearly whites while stuck in LA traffic.

Sporting signature over-sized shades, Mrs. Beckham seemed to be in a playful mood while driving her black Range Rover with heavily tinted windows.

If we knew we were going to be lying next to David in bed tonight, we'd be grinning, too!

Oh, the posh life.