Everyone has a favorite band, but not everyone loves their favorite band as much as Bill Walton loved the Grateful Dead.

Walton hooked Carlisle up with all-access laminated passes ("one said 'Bill Walton' and one said ... and Robert Parish — who attended a Grateful Dead concert with Walton in 1985.

Walton, who passed after a battle with cancer in May, was a fan of the iconic jam band, even famously taking his Celtics ...