Two of pop's most forceful singers teamed up in Las Vegas to perform Aguilera's new single
Vocal dynamos team up for latest 'Liberation' single
Pop star, Tribe Called Quest rapper put unique spin on John and Kiki Dee's Number One hit for upcoming 'Revamp' tribute album
Performers preach persistence on 'A Wrinkle in Time' soundtrack cut
"Despacito," "Sorry Not Sorry" singers reunite on catchy breakup song, "Not on You"
Singer will also help provide wellness workshops with guest speakers and sponsor related charities in each city
Kesha, Harry, Taylor and more of the year in hooks
Find out which album beat out Lorde and Kendrick Lamar
"I not only love singing it but I think the underlying meaning is important for people to know," singer says of new album's title track
Pop star will embark on 20-date trek in support of new LP 'Tell Me You Love Me'
Country singer reigns in return from 15-year hiatus while late rock icon's 'Greatest Hits' surges to Number Two
The pop star on anger management, singing the national anthem before Mayfield vs. McGregor and the truth behind "Daddy Issues"
Our take on the sixth LP from the pop star
In 'Simply Complicated,' Lovato discusses music, eating disorder, substance abuse, romance
Lovato channels nu-disco on latest 'Tell Me You Love Me' cut