Brian Wilson, an eclectic genius whose sunny Beach Boys songs like "God Only Knows" and "Good Vibrations" helped define American pop music, has died.

The actor spoke to PEOPLE at the 2025 Songwriters Hall of Fame induction, where he inducted Beach Boy Mike Love

John Stamos said he was the first to tell Mike Love about the death of the Beach Boys singer's cousin and bandmate Brian Wilson: 'His face went blank.'

From "Almost Famous" to "American Graffiti" and "Full House," Brian Wilson and the Beach Boys have soundtracked some of Hollywood's biggest titles.

“I never even dreamed of meeting The Beach Boys, let alone playing with them,” John Stamos, an unofficial guest touring band member, once told Kelly Clarkson on her talk show, recounting an 80s concert of theirs he went to while he was still a soap star.

Brian Wilson’s 1966 masterpiece is now considered a crowning achievement of music. The album’s reputation grew over time.

The special first aired in early 2023, with Beach Boys members Brian Wilson, Mike Love, Al Jardine, David Marks, and Bruce Johnston watching from a theater box as today’s music stars performed their classic hits live at the Dolby Theatre in Los Angeles. It was a night full of music, memories, and big celebrity moments.