KJ leaves school, unsure if he'll ever return. He arrives home, only to find that his parents have moved without telling him. Directionless, he meets an old friend and joins a ragtag rock band, paving the way for an eventful summer.
Two former backup soul singers, Louis and Floyd, have not spoken to each other in 20 years, and reluctantly agree to travel across the country together to a reunion concert to honor their recently-deceased lead singer. Cleo, a beautiful young woman who is believed to be Floyd's daughter, accompanies them as a new singer.
The now estranged bandmates of Spinal Tap are forced to reunite for one final concert, hoping it will solidify their place in the pantheon of rock 'n' roll.
Three eclectic, never-quite-famous folk bands come together for the first time in decades following the death of their manager to put on an reunion concert in his honor, at the request of his son.