Luke Bryan's signature hip-shaking dance moves are such a staple of his live shows, fans know to expect them every night. Read More: How Much Does Luke Bryan Make on American Idol? Bryan told the young fan, as they started gyrating side by side to his song "Knockin' Boots." Did Bryan teach his fan a thing or two, or did the kid have more credit than Bryan was giving him? What Does Luke Bryan's Wife Think of His Booty-Shaking?