Diamond performed “Sweet Caroline” in a surprise appearance on Saturday at his namesake musical, “The Neil Diamond Musical: A Beautiful Noise,” in Los Angeles at the Pantages Theater, according to a video of the moment posted to the musical’s verified Instagram page.

Neil Diamond made a surprise appearance at Saturday’s performance of “A Beautiful Noise: The Neil Diamond Musical” at the Pantages Theatre in Los Angeles, seven years after he announced his Parkinson’s diagnosis and retirement from touring.