Robin Thicke’s wife may have been cool with Miley Cyrus grinding on her husband, but his mom, Gloria Loring, wasn’t impressed.

Miley Cyrus Controversial VMA 2013 Performance Robn ThickePHOTO CR: Scott Gries

“I was not expecting her to be putting her butt that close to my son,” said his mother, Gloria Loring. “The problem is now I can never unsee it.”

“Him? Loved it. I love that suit, the black and white suit,” Loring said, praising her son’s outfit. “I don’t understand what Miley Cyrus is trying to do. I just don’t understand.”

“I think she’s misbegotten in this attempt of hers,” Loring said. “And I think it was not beneficial.”