Martha Sends The Message That This 13-Year-Old Girl Needs Makeup Or Else She's Not Pretty 6.97K Christopher Han 11/08/10 06:29PM Filed to: martha martha Martha Stewart Bobbi Brown TV Makeup Video Makeup Artist Bobbi Brown was on Martha Stewart promoting her new book for tween girls. Although her mom doesn't allow her to wear makeup, 13-year-old Grace put on lip gloss and everyone told her how much prettier she looked.[There was a video here]