NEW YORK, NY - FEBRUARY 16: Designer Zac Posen (L) and singer Rihanna pose backstage before the Zac Posen fashion show at Vanderbilt Hall at Grand Central Terminal on February 16, 2015 in New York City. (Photo by Chelsea Lauren/Getty Images)
NEW YORK, NY - FEBRUARY 16: Designer Zac Posen (L) and singer Rihanna pose backstage before the Zac Posen fashion show at Vanderbilt Hall at Grand Central Terminal on February 16, 2015 in New York City. (Photo by Chelsea Lauren/Getty Images)