“Make yourself comfortable, Frank — hit somebody … Frank, believe me, I’m telling you this as a friend: Your voice is gone.” Those jokes aimed at Frank Sinatra began Don Rickles rising career that lasted for decades. Was he mean? Was he too critical? Was he just an insult comedian? No, no, and no. He was one of the greats, and he had one of the fastest minds in comedy. (And I’m sure he’d see my headline as the tribute it is.) Don Rickles has died at the age of 90.

+ Howard Stern called Don Rickles the best guest in the history of talk shows. So here he is on Letterman with Stern. And here’s his last appearance with Carson.

+ With Seinfeld on Comedians in Cars Getting Coffee.

+ And the documentary on Rickles: Mr Warmth.