Melissa Rivers Signs Copies Of Her Book "The Book of Joan: Tales Of Mirth, Mischief, And Manipulation" [Getty Images]

RIDGEWOOD, NJ - MAY 06: Melissa Rivers recieves portrait at Bookends Bookstore on May 6, 2015 in Ridgewood, New Jersey. (Photo by Dave Kotinsky/Getty Images) — see more

RIDGEWOOD, NJ - MAY 06: Melissa Rivers recieves portrait at Bookends Bookstore on May 6, 2015 in Ridgewood, New Jersey. (Photo by Dave Kotinsky/Getty Images)

Getty Images Entertainment Dave Kotinsky