John Mayer jams out on his guitar during a performance on Jimmy Kimmel Live on Tuesday (May 10) in Hollywood.
The 38-year-old musician was joined by his band Dead & Company, which consists of some former members of Grateful Dead.
Watch a video of their performance below!
The night before, John was spotted having dinner with Lenny Kravitz at Nobu in Malibu.
Dead & Company Performs “Bertha”
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