Bar Rafaeli: Bar Rafaeli has quite generous assets for her bony and lanky built. Even though the supermodel hates to admit, from the looks of it, Bar has gone under the knife. (Getty Images/Pascal Le Segretain)

Britney Spears: The ex-teen sensation had it all until she lost it all in a world that spiraled out of control. From extensive plastic surgery to bad boob jobs, there’s no line between real and fake anymore. (REUTERS/Rolando Aviles)

Stephanie Seymour: Tabloids have written about this bootylicious babe and how she’d used silicone implants. Love to keep your fans guessing Stephanie? (REUTERS/Jeff Christensen)

Christina Aguilera: The sudden spurt in a heavy bust post-pregnancy made the singer the talk of the town. In her early 'Dirty' days Christina did resort to implants for a fuller look. (REUTERS/Daniele la Monaca)

Hilary Swank: While some believe Hilary Swank is naturally busty, others believe she had a breast augmentation sometime after the release of her breakout film 'Boys Don't Cry'. (REUTERS/Mike Blake)