May 5, 2019, Encino, California, Dave Grohl makes a surprise appearance at the 2019 Ride for Ronnie charity concert at Los Encinos State Historic Park

- Image ID: T7FN5P
May 5, 2019, Encino, California, Dave Grohl makes a surprise appearance at the 2019 Ride for Ronnie charity concert at Los Encinos State Historic Park
Ken Howard Images / Alamy Stock Photo
Image ID: T7FN5P
Location: Los Encinos State Historic Park, Encino, California, USA