The couple shared the news on social media on Monday.
Previously announced performers include Jennifer Lopez, Nelly and Cyndi Lauper.
A source tells ET Perry and now-ex Gelila Bekele "remain friends and are focused on being the best parents they can for their son."
The 'Wrecking Ball' singer couldn't help but praise the legendary country superstar as she awarded her the Hitmaker Award.
Chloe x Halle, Dua Lipa and Bernie Sanders are also among the many famous faces who will participate in the star-studded event.
Tish has done the cut for Miley's dad, Billy Ray Cyrus, and her brothers.
YouTuber Logan Paul is returning to the boxing ring to fight Floyd Mayweather.
ET spoke with the 30-year-old actor about his love triangle in the newest season of ‘MacGyver,’ premiering tonight on CBS.
The 28-year-old singer holds nothing back in her revealing interview with ‘Rolling Stone.’
The singer also named a fan's baby and told another to shave their head.
The 28-year-old singer and the 30-year-old actor were married for less than a year.
A source tells ET how Liam Hemsworth reacted to Miley Cyrus’ candid interview with Howard Stern about their marriage.
In an interview with Howard Stern, Miley Cyrus said that there was ‘too much conflict’ in her relationship with Liam Hemsworth.
Cyrus discussed the 'conflict' in her and Hemsworth's marriage in a new interview with Howard Stern.
