01/28/2010 AT 3:35 PM ET
“Everybody deals with something like that,” the Chicago star told PEOPLE at an event to launch Hershey’s new Pieces candy line in New York’s Times Square Wednesday. “The thing about growing up is that you grow into your own and find the things that you think are beautiful about yourself.”
Simpson-Wentz, 25, believes her sister’s upcoming VH1 reality show The Price of Beauty, which explores what beauty means in different cultures, will make the curvy blonde even more relatable to fans. “This is something all women can relate to – that’s what’s so great about her show,” she says.