From Britney to Kelly: Pop Stars' Very First Grammy PerformancesFrom Britney to Kelly: Pop Stars' Very First Grammy PerformancesRemember the iconic 'Lady Marmalade' collaboration? Taylor and Miley's 'Fifteen' duet? Matthew Scott DonnellyMatthew Scott Donnelly
Sia Releases Star-Studded 'Santa's Coming for Us' Music VideoSia Releases Star-Studded 'Santa's Coming for Us' Music VideoSee which celebrities make a cameo in Sia's Christmas-themed vid.Paris CloseParis Close
Sia Shares Nude Photo After Paparazzi Try to Sell the ImageSia Shares Nude Photo After Paparazzi Try to Sell the Image'Everyday is Christmas!'Erica RussellErica Russell
Kelly Clarkson, Sia + More React to Mass Las Vegas ShootingKelly Clarkson, Sia + More React to Mass Las Vegas ShootingThe world is recoiling in horror at Sunday night's (October 1) shooting at the Route 91 Harvest Festival in Las Vegas.Drew WeisholtzDrew Weisholtz
'Mad Pooper' Keeps Pooping on the Lawn + Sia's 'My Little Pony' Song: Pop Bits'Mad Pooper' Keeps Pooping on the Lawn + Sia's 'My Little Pony' Song: Pop BitsAdd this to the 'WTF' collection.Chris ChaberskiChris Chaberski
Zayn Teams Up With Sia on New Song 'Dusk Till Dawn'Zayn Teams Up With Sia on New Song 'Dusk Till Dawn'Zayn and Sia are taking a cinematic approach for their upcoming single together.Erica RussellErica Russell
Hark! Sia, Gwen Stefani Planning Christmas AlbumsHark! Sia, Gwen Stefani Planning Christmas AlbumsTime to swing from the mistletoe, etc.!Matthew Scott DonnellyMatthew Scott Donnelly
Sia Teams Up With Zoe Saldana, Julianne Moore for #endHIV CampaignSia Teams Up With Zoe Saldana, Julianne Moore for #endHIV CampaignThe actress appears in Sia's new 'Free Me' music video, which aims to support the #endHIV Campaign and the Abzyme Research Foundation.Rachel KalinaRachel Kalina
Britney Spears, Christina Aguilera, Selena Gomez, More Write LGBTQ Love LettersBritney Spears, Christina Aguilera, Selena Gomez, More Write LGBTQ Love LettersAmong the stars who have answered the call are Britney Spears, Christina Aguilera, Kelly Clarkson, Selena Gomez, Sia, RuPaul, Martha Wash, and Lauren Jauregui. Rachel KalinaRachel Kalina
'Crying in the Club': Camila Cabello Makes Her Solo Debut'Crying in the Club': Camila Cabello Makes Her Solo DebutCamila Cabello formally kicks off her solo career with 'Crying in the Club.' Is it a hit for the former Fifth Harmony star?Bradley SternBradley Stern