When temperamental trumpet player Kenny Davis quits his job with the famous Les McCann Band, fellow band member Billy Miller offers an audition to his friend Joey Emerson. Joey plays a superb audition and gets the job. During his first performance with the band, Kenny comes to listen and compliments Joey on his talent. Flattered, Joey loans Kenny his trumpet so he can play a song with the band. However, Kenny enjoys playing with his former group that he stays onstage the whole night.