Karen Lanza

This is one Grammys collaboration we definitely did NOT see coming: Sia and Kristen Wiig together onstage for 'Chandelier'!

Pharrell Williams started off his performance of 'Happy' at the 2015 Grammy Awards tonight in the absolute most serious way. We were kinda freaked out, tbh.

The sun had yet to set in Los Angeles tonight (Feb. 8), but there was a (nearly) full moon spotted on red carpet of the 2015 Grammy Awards nonetheless -- courtesy of none other than Madonna!

She already pretty much owned 2014, but Taylor Swift had to give us one more amazing moment before the year came to an end.

Bono's bike accident not only sidelined the U2 frontman for several months, it could prevent him from ever playing guitar again.

Did a former Mouseketeer leave Mickey Mouse himself in tears? Only if you believe this wild story about Christina Aguilera!

'Saved By the Bell' actor Dustin Diamond is still in police custody after being arrested in a bar fight in Wisconsin on Christmas, People reports.

Looks as if the hackers are not done with Sony, even though the movie studio caved into demands to cancel the release of the James Franco-Seth Rogen comedy 'The Interview.'

Instagram has purged millions of fake and inactive accounts, resulting in massive drops in follower numbers for celebrities, companies, brands and regular people. Which celeb took the biggest hit? Justin Bieber.

If you thought you'd seen the best of the 'Let It Go' mashup viral videos, you haven't. A new epic 'Lord of the Rings' treatment is the one video to Rule Them All!

If you thought there would be a holiday ceasefire in the ugly Iggy Azalea and Azealia Banks feud, you would be wrong.

Justin Bieber has reportedly found a new home in Los Angeles. It's massive, somewhat isolated and -- most amazingly of all -- made largely out of glass.

Nominations for the 2015 Grammy Awards were only just announced, but Beyonce is already one of the event's big winners.

Justin Bieber's music going platinum isn't that surprising. But his hair going platinum? WOW.

A British teen obsessed with the TV series 'Dexter' has been sentenced to 25 years in prison after the grisly murder of another teenager.

Yes, it reached No. 2 on the charts and went double platinum in the U.S., but this is how Ariana Grande knows her single 'Problem' is a really huge hit: pint-sized Sophia Grace Brownlee covered it!

Happy Valentine's Day from Ne-Yo! The R&B singer-songwriter surprised fans today (Feb. 14) with a sweet treat: a new EP celebrating love.

The newly single Ariana Grande is making beautiful music with a new man!

Miley Cyrus has responded to a fan's request to accompany him to his prom.

Chris Kattan was arrested on charges of driving under the influence after being involved in a car crash early this morning (Feb. 10) in Los Angeles.