NEW YORK, NY - APRIL 19: Sailor Brinkley-Cook and Christie Brinkley attend Harper's BAZAAR 150th Anniversary Party at The Rainbow Room on April 19, 2017 in New York City. (Photo by Gary Gershoff/WireImage)
NEW YORK, NY - APRIL 19: Sailor Brinkley-Cook and Christie Brinkley attend Harper's BAZAAR 150th Anniversary Party at The Rainbow Room on April 19, 2017 in New York City. (Photo by Gary Gershoff/WireImage)