When J.D. discovers his skills as a barber, he becomes an overnight sensation. Soon, he has enough business to open a barbershop right in his own bedroom. But when Henry Jr., the owner of the local barbershop, learns J.D. is the one stealing his clients, he becomes determined to shut him down. So, J.D. proposes a barber competition, and the two become embroiled in the Great Barber Battle.