Celebrate Betty White's life by revisiting some of ... In 1983, she appeared on television with fellow comedic powerhouse Joan Rivers, who was guest hosting for The Tonight Show.

Sally Struthers recalls an encounter and Betty White.

Andy Cohen Says the Late Joan Rivers Would ‘Beg’ Him to Get Botox: 'How About That?' Melissa Rivers Knows Exactly What Mom Joan Would Say About Current Political Climate (Exclusive) Joan ...