Watch Sammy Hagar and his band the Circle play 'Not Fade Away' with surprise guests Bob Weir and Ronnie Dunn.

Sammy Hagar, left, and Bob Weir lead the Acoustic-4-A-Cure concert at the Fillmore in San Francisco, Calif., on Tuesday, May 15, 2018.

Bob Weir at Sammy Hagar's studio (Jim Harrington, Staff) As Weir finished, it was time for me to go, having spent hours listening to some really amazing artists.

Sammy Hagar and the Grateful Dead's Bob Weir will coheadline and cohost the fifth annual Acoustic-4-a-Cure benefit concert.

Though their styles may be different, Grateful Dead 's Bob Weir can look down the street and occasionally catch sight of the "Red Rocker" himself, Sammy Hagar.

Last night, Bob Weir sat in with Sammy Hagar & The Circle for two songs at Nashville’s Ryman Auditorium. Hagar was also joined by Ronnie Dunn and Gavin DeGraw on Tuesday night. Halfway through ...

The eighth annual Acoustic-4-A-Cure benefit concert hosted by Sammy Hagar and Bob Weir will make its return to the Fillmore in San Francisco for the first time in three years on May 13. Hagar and ...

Last year, the Grateful Dead‘s (and Furthur’s) Bob Weir opened TRI Studios in San Rafael, California with the thought that a state-of-the-art audio-visual studio would lead to new and ...

An all-star jam led by Taj Mahal, Bob Weir and Chickenfoot covered the Otis Redding classic "(Sittin' on) The Dock of the Bay" at a benefit concert.

The Red Rocker's annual Acoustic4ACure show featured everyone from Bob Weir to Pat Benatar.

Dave Grohl, Bob Weir, Fleetwood Mac's Mick Fleetwood and Sammy Hagar are among the artists who will perform at this year's Acoustic-4-A-Cure.

Sammy Hagar Says That Bob Weir and Mickey Hart Wanted Him to Play in The Grateful Dead Sammy Hagar dropped by The Howard Stern Show yesterday for an hour long interview with the king of shock jocks.