Musicians On Call Celebrates Its 15th Anniversary Honoring Kelly Clarkson And EVP Of Republic Records, Charlie Walk

(L-R) Pete Griffin, Jessie J and Charlie Walk attend Musicians On Call Celebrates Its 15th Anniversary Honoring Kelly Clarkson And EVP Of Republic Records, Charlie Walk on November 18, 2014 in New York City.
(Nov. 17, 2014 - Source: Neilson Barnard/Getty Images North America)