On Wednesday's Sept. 14 episode of "America's 다음 상단, 맨 위로 Model," the contestants will compete in a 사진 shoot aimed at turning what they've been teased about into something positive.

"Camp Rock 2" and "Sonny With A Chance" star, Demi Lovato, (who just canceled her Twitter account) will make an appearance to drive 집 the message that teen bullying can leave lasting impressions on its victims. She, too, was a victim of teen bullying and has been lending her voice to the PACER Center's "Teens Against Bullying" campaign."America's 다음 상단, 맨 위로 Model" airs Wednesdays at 8 p.m. on The CW.