Brit -- You Can't Stand Under My Umbrella!

3/25/2008 3:02 AM PDT
Britney Spears has suddenly gone shy: 'Lil Miss 5150 hid her now-infamous mug behind a doggy bag and an umbrella inside her SUV outside Dominick's last night.

The paps were disappointed, but as yet another sign of her progress, the Britster didn't attack them with the 'ella-'ella-ay this time!