NEW YORK, NY - JUNE 19: (EXCLUSIVE COVERAGE) Tony Bennett and Lady Gaga perform onstage during the "Cheek to Cheek" tour at Radio City Music Hall on June 19, 2015 in New York City. (Photo by Kevin Mazur/Getty Images for RPM)
NEW YORK, NY - JUNE 19: (EXCLUSIVE COVERAGE) Tony Bennett and Lady Gaga perform onstage during the "Cheek to Cheek" tour at Radio City Music Hall on June 19, 2015 in New York City. (Photo by Kevin Mazur/Getty Images for RPM)