This Sports Illustrated cover girl is famous for her never-ending curves, but even Kate Upton herself seems to have a problem with them. PHOTOS: The 15 Sexiest Sports Illustrated Swimsuit Issue Covers of All Time The 21-year-old blonde bombshell doesn’t look like a typical model with her 34D bust size, but despite being on the cover of Vogue Magazine and gracing the Victoria’s Secret catwalk, Upton isn’t opposed to downsizing for fashion. “I wish I had smaller boobs every day of my life as I would love to wear spaghetti tops braless or go for the smallest bikini design,” says Upton to The Sun, as reported by the Daily Mail. “I know I say I wish I had smaller boobs -- and that’s true because I least twice a day I wish that,” she adds. “But the grass is always greener, as they say!” READ: Why is Kate Upton on the Cover of Golf Digest? But just for the record, Upton is set on keeping that coveted figure. “I love my boobs and I’m proud of my size,” says Upton. “That’s an important message to young girls -- love who you are and be proud of who you are. It’s so easy to feel negative about yourself and it’s totally self-destructive. If you can only love and accept who you are you will be a lot happier.” READ: Kate Upton's Panties Are in a Bunch Over Victoria's Secret However, Upton, who is reportedly a size 10, believes there is one other famous blonde who has a dream body: actress Cameron Diaz, her co-star in the film, “The Other Woman.” “In my eyes, Cameron has THE perfect figure,” states Upton. And in case you’re wondering, the Daily Mail is also reporting that 41-year-old Diaz is a size 8.