Things hit a sour note when Barney joins the Mayberry choir -- and it's quickly determined that his singing voice isn't exactly harmonious to the other members of the group.

Rafe Hollister stops by the auditions for the Ladies League Musicale and shocks everyone with his beautiful voice. But Mayor Stoner and Mrs. Jeffries are aghast at his shabby appearance so Andy and Barney decide to give him a makeover, despite Rafe's objections.

A family of musicians who live in the mountains descend on Mayberry to await the arrival of their daughter Charlene's fiancee. When Andy tries to help by putting them up in the courthouse, he gets more than he bargained for when Charlene suddenly sets her sights on him.

When Gomer replaces Barney in the Mayberry choir, Barney is heartbroken. Gomer hears about this and feigns illness so that Barney can sing on the night of the recital. But when Barney's pride gets in the way, the big performance threatens to become a big disaster.

Aunt Bee is elated when she is cast in the lead role in the Mayberry Centennial Pageant. When it becomes apparent she is not the actress she thinks she is, Andy devises a way for her to get a first-hand look at some real talent.