The daughter of country music legend Wynonna Judd was slapped with prostitution charges Thursday — for allegedly flashing her breasts on a busy Alabama highway while flaunting a “Ride for a Ride” sign after a suspected drug-induced frenzy.

Grace Pauline Kelley, the troubled 27-year-old daughter of the famed “Rock Bottom” vocalist, was picked up April 5 after exposing herself at the bustling crossroads of Interstate 65 and Highway 14 in Millbrook.