Robbie and the kids trade in Mamaw's old rust bucket for a regal new convertible. They are unaware, however, that Mamaw is extremely attached the decrepit car she calls Loretta. Rico is forced to play peacemaker, when Lilly and Oliver's constant quarreling drives his customers away.

Oliver becomes an overnight sensation after performing on a TV talent show and the success quickly goes to his head. Miley and Lilly decide that the only way get their old pal back is if Hannah, who will be a judge for the show's finale, persuades the other judges to vote against Oliver. Robbie and Jackson must fight the law, when Jackson keeps receiving tickets for traffic violations that he didn't commit.