n 2009, GQ magazine slimmed down Kate Winslet's torso and legs, but failed to notice that Kate's actual unaltered body was visible in the mirror behind her.

Britney Spears bravely allowed the un-airbrushed images from a shoot with fashion firm Candies to be published alongside the retouched versions, so people could witness for themselves the differences between the two. And the differences are quite dramatic, with everything from her waist being altered, bum lifted, and all imperfections--from bruises to tattoos--being removed.

It wasn't just Flare magazine that altered Jennifer Lawrence's appearance--GQ has too. These before-and-after images show Jennifer's stomach, legs, arms, and face all appearing slimmer. She's even been given a more prominent rib cage in the "after" shot, which is frankly RIDICULOUS.

Kim Kardashian was photoshopped for this OK! cover image. Not only do Kim's hips appear slimmer in the image selected for the cover of OK! magazine, but bizarrely the color of her clothes have been altered as well. Kim called them out on Twitter, saying, "BTW tabloid--please don't photoshop my clothes! If they photoshop my clothes who knows what else they tweak."

Grazia magazine came under serious fire when this commemorative Royal Wedding issue hit the stands. It was quickly noticed that Kate's waist looked as though it'd been considerably slimmed down on the cover. Grazia was forced by the Press Complaints Commission to release a statement detailing what had happened. The magazine explained that the the image was altered to remove Prince William so that the cover showed Kate alone. To achieve this, they had to digitally mirror Kate's arm, and in doing so, slimmed down her waist.

In this promotional poster for her movie, King Arthur, Keira's complexion has been evened, and she's been given bigger boobs.She admitted she wasn't a fan of the digital makeover--but only because she believed the new boobs were "really, really droopy." Right.

Complex magazine mistakenly posted an un-retouched image of Kim (left) on its website after a photo shoot with her. The image was then replaced with the photoshopped version (right), but not before everyone had their say. Kim was so affected by the comments that she even wrote a blog entry about it, saying: "So what: I have a little cellulite. What girl doesn't? How many people do you think are photoshopped? It happens all the time!"

Demi Moore (age 52) appeared in this advert for Helena Rubenstein perfume with her face completely smoothed and any wrinkles totally removed.

Despite being one of the most gorgeous women on the planet, Jennifer Lawrence had just about every part of her photoshopped for her magazine cover shoot for Flare magazine. As this GIF shows, Jennifer's neck has been elongated to give the appearance of a more defined profile, and her waist, hips, and face have also been considerably slimmed down.

Katy Perry was heavily airbrushed for her Rolling Stone cover. Her complexion was evened, the lines on her stomach removed, legs slimmed down, and boobs plumped up.

Avril Lavigne had three quarters of her arm shaved off by Maxim. It appears that her arm was originally bent at the elbow and held at her torso. However, in order for the magazine to add definition to her waist, they removed her arm and added a curve, leaving a mutilated arm and a gap of white space.

on the cover of OK! magazine, which changed the color of Kourtney and Mason's clothing to give the impression of a new photo shoot. They also slimmed Kourtney's stomach down, making her look as though she'd lost all of her baby weight.

For someone as voluptuous and gorgeous as Kate Upton, it remains a mystery why her stomach would appear flattened and her boobs made to appear smaller in this magazine cover image.

Kate Winslet's (age 39) face has been airbrushed so significantly in this Vogue cover image that she almost doesn't look human. Her complexion and eyes have totally changed color, and any sign of a wrinkle has been completely erased.

Prince George may only be 10 months old, but he's already had his first photoshopping scandal.The image selected for the cover of Us Weekly appeared to show Prince George with lighter cheeks, hair, eyes, and eyebrows.

In the images selected for the campaign, Gaga’s complexion was evened and she can even be seen wearing peach lipstick that wasn’t visible in the before shots.

Mariah Carey is undoubtedly gorgeous, but she looks virtually unrecognisable in the image on her new album cover. She stepped out days after unveiling the image (left), which serves to emphasise the extent of the airbrushing.

Beyoncé’s curves are pretty much famous in their own right, so it’s surprising that Harpers Bazaar magazine chose to slim them down and give the star a prominent thigh gap.The magazine posted a behind-the-scenes video on its website (right), which shows the extent to which Beyoncé’s thighs have been altered on the cover.

Lady Gaga posed for Vogue magazine in 2012, with the cover image showing a pretty distorted depiction of her figure.The extent of digital retouching was clear when Vogue posted a behind-the-scenes video on its website (left), which showed Gaga in all her natural glory.

The Kardashian sisters were airbrushed in their advertising campaign for lingerie at Sears. In particular, Kim’s waist was slimmed down to almost ridiculous proportions, with the star looking much more human in this candid bikini snap on the left.