At their sister’s wedding in Lake Tahoe, two sisters came up with a hilarious substitute for the traditional toast when they serenaded the bridal couple with a memorable musical medley, reports Daily Mail. They earned a standing ovation for their funny tribute, which included excerpts from tunes by Michael Jackson and the Backstreet Boys, complete with customized lyrics about the newlyweds’ courtship.

Check out the video to see the sisters in action.