
LOS ANGELES, CA – MARCH 29: Singers Madonna (L) and Taylor Swift perform ‘Ghost Town’ onstage during the 2015 iHeartRadio Music Awards which broadcasted live on NBC from The Shrine Auditorium on March 29, 2015 in Los Angeles, California. (Photo by Kevin Winter/Getty Images for iHeartMedia)
Madonna is back on stage tonight at the Billboard Music Awards. Who will she kiss this year? We'll soon find out.
2015 iHeartRadio Music Awards On NBC - Show

LOS ANGELES, CA - MARCH 29: Singers Madonna (L) and Taylor Swift perform 'Ghost Town' onstage during the 2015 iHeartRadio Music Awards which broadcasted live on NBC from The Shrine Auditorium on March 29, 2015 in Los Angeles, California. (Photo by Kevin Winter/Getty Images for iHeartMedia)
Britney Spears, Madonna, and Christina Aguilera

NEW YORK - AUGUST 28: (U.S. TABLOIDS OUT) Singers Britney Spears(L), Madonna, and Christina Aguilera perform onstage during the 2003 MTV Video Music Awards at Radio City Music Hall on August 28, 2003 in New York City. (Photo by Frank Micelotta/Getty Images)
Britney Spears, Madonna, and Christina Aguilera

NEW YORK - AUGUST 28: (U.S. TABLOIDS OUT) Britney Spears(L) , Madonna, and Christina Aguilera perform onstage during the 2003 MTV Video Music Awards at Radio City Music Hall on August 28, 2003 in New York City. (Photo by Scott Gries/Getty Images)
NRJ Music Awards Ceremony

CANNES, FRANCE - JANUARY 23: Singer Madonna (R) kisses singer Britney Spears as she receives an award during the NRJ Music Awards ceremony January 24, 2004 in Cannes, southern France. (Photo by Bruno Bebert-Pool/Getty Images)
2015 Coachella Valley Music And Arts Festival - Weekend 1 - Day 3

INDIO, CA - APRIL 12: Recording artists Madonna (L) and Drake kiss onstage during day 3 of the 2015 Coachella Valley Music & Arts Festival (Weekend 1) at the Empire Polo Club on April 12, 2015 in Indio, California. (Photo by Christopher Polk/Getty Images for Coachella)