They say milk does a body good, and from the looks of it, there are quite a few famous mamas who agree with that sentiment. Brooke Shields showed off her glorious gams and Rebecca Romijn held her two darling girls in her arms, both while sporting their milkstaches. Brooke's ad speaks to the busy mom while Rebecca's touts the power of the white stuff. Check out who else has lent her upper lip to the milk campaign.