Nick Fradiani, who plays 'Neil Diamond – Then' in the musical, introduced Diamond after the final bow, prompting a warm and enthusiastic response from the audience, and later shared his excitement on social media.

Fans described the event as a 'beautiful gift' and 'the most spectacular day ever,' celebrating Diamond as a legendary artist and expressing gratitude for the unexpected performance.

Despite his Parkinson's diagnosis and retirement from touring, Diamond has expressed a desire to stay active in music, and his energetic performance proved he remains a vibrant artist.

Neil Diamond's influence is vast, with his classic hits like 'I'm a Believer' and 'Forever in Blue Jeans' continuing to resonate with audiences worldwide.

Diamond's surprise appearance was met with joy and admiration from fans both in the theater and on social media, with many praising his health, happiness, and the memorable experience.

On July 12, 2025, legendary singer Neil Diamond, aged 84, made a surprise appearance at the Pantages Theatre in Los Angeles during the curtain call of 'A Beautiful Noise: The Neil Diamond Musical,' thrilling the sold-out crowd of over 2,600 fans.

Diamond, who retired from touring in 2018 due to Parkinson's disease, demonstrated his enduring talent and vibrant energy by leading the audience in a spirited sing-along of his iconic song 'Sweet Caroline,' which originally topped the charts in 1969.

The performance took place after a showing of the musical about his life, with Diamond joining the cast backstage, taking pictures, and sharing stories with the cast and his family, including his wife Katie.

Neil Diamond is renowned for hits like 'Forever in Blue Jeans' and 'Red Red Wine,' and has sold over 130 million records worldwide, cementing his legacy as one of the most influential singer-songwriters.

Throughout his career, Diamond has received numerous accolades, including induction into the Songwriters Hall of Fame and the Rock and Roll Hall of Fame, and was named MusiCares Person of the Year in 2009.

'Sweet Caroline,' released in 1969, remains one of Diamond's most beloved songs, famous for its sing-along appeal at celebrations and peaking at No. 4 on the Billboard Hot 100.