Baby got back!

Taylor Swift is famous for her chart-topping hits, famous squad of besties, and equally famous ex-boyfriends. But, the 27-year-old star is gaining attention for her hot body… specifically her backside. Fans of the star have noticed that the “Shake It Off” singer is rocking much curvier assets.

MORE: Khloé Kardashian’s Butt Doubles in Size Over Night — See the Shocking Pics!

This isn’t the first time fans have speculated that the singer has gone under the knife. She sparked boob job rumors last year after stepping out with a significantly larger chest. The leggy blonde’s slim figure is what many women strive to achieve, but “Confident” singer Demi Lovato thinks her look is fake.

taylor swift

Taylor in August 2016.

“I don’t see anybody in any sort of squad that has a normal body,” she said regarding Taylor and her friends.”It’s kind of this false image of what people should look like.”

MORE: Mariah Carey, Khloé Kardashian, and More Stars Whose Gym Selfies Are an Excuse to Show Off Their Butts

Plastic surgeons are also in agreement that Taylor’s body shows signs of plastic surgery.

“Her buttocks do appear fuller and higher which can be the result of buttock implants or a Brazilian butt lift,” Dr. Andrew Miller exclusively told Life & Style.

taylor swift booty - getty

Left: 2016. Right: 2015.

Last year, she stunned on the iHeartRadio Music Awards red carpet per usual, but there was one thing that stood out a little more than usual — her booty! The photo on the left is from the iHeart red carpet, while the photo on the right is from the summer of 2015, during her 1989 World Tour.

MORE: Taylor Swift Sings Along to Ex-Boyfriend Calvin Harris’ Song at Fashion Week — Watch the Video!

The blonde beauty rocked a black, sequined jumpsuit by Saint Laurent that accentuated her assets we didn’t know she had, and we’re not complaining. We’re just wondering how she got her curvier figure, because, after some investigating, we want to know her secret!

taylor swift butt

Could she be putting in some extra time at the gym like Khloé Kardashian? Trying out butt pads like Kylie Jenner?

No matter what she’s doing, it’s clearly working for her. If you want a perky booty like Tay then check out this butt lifting corset here.

Keep shaking it, Taylor!