Details are still coming in, but the couple tied the knot on Sunday.
But as her daughter Melissa Rivers pointed out, one of her favorite things in the world was making other people laugh.
Joan Rivers on The Ed Sullivan Show in 1967
Joan Rivers tells Johnny Carson Melissa's first words were "shut up" in 1972
Joan Rivers on The Carol Burnett Show in 1974
Joan Rivers interviews Lucille Ball in 1986
Joan Rivers interviews Pee Wee Herman in 1989