Newhart and his wife invited Fonda over for dinner when she was alone on Mother's Day. 'They were so welcoming,' she said.

Thank you Bob Newhart! #RIP." "Bob Newhart was the kindest most hilarious man. He asked me to make a documentary about his friendship with Don Rickles," Apatow tweeted. "I was so lucky to get to ...

I Have No Plans to Slow Down' Mourning Don Rickles: Bob Newhart, Billy Crystal & More Celebrate the 'Merchant of Venom' — with a Heart of Gold ...