Trainor explained the removal in a series of Snapchat videos she shared later that day, reported Aceshowbiz.
"They photoshopped the crap outta me," she said. "I'm so sick of it and I'm over it, so I took it down until they fix it."
"My waist is not that teeny," the 22-year-old star continued. "I had a bomb waist that night, I don't know why they didn't like my waist. I didn't approve that video and it went out to the world. So I'm embarrassed."
The music video finds her waking up with a Grammy next to her bed, driving around the town in a giraffe onesie and busting out some choreographed moves alongside some dancers.
In one of her Snapchat clips, Trainor said that the visuals' "one of my favorite videos I've ever done" and she's "very proud of it.