"The Voice" Karaoke For Charity - Arrivals [Getty Images]

WEST HOLLYWOOD, CA - APRIL 21: Singer Christina Aguilera arrives at 'The Voice' Karaoke For Charity event at HYDE Sunset: Kitchen + Cocktails on April 21, 2016 in West Hollywood, California. (Photo by Jeffrey Mayer/WireImage)

WireImage Jeffrey Mayer