All four stars are returning for the singing competition's milestone season.
Perry also performed at the star-studded event.
See what your favorite stars have been up to lately!
The pair gushed over each other on social media.
The couple posed alongside Sophie and Joe at the star-studded event for the Paris fashion house.
The pair enjoyed a family walk over the weekend.
See how celebs commemorated the special holiday.
The couple is coming together to fight voter suppression.
While in Venice, the two snapped a kissing selfie and even went on a gondola ride.
The singer also talks about what attracted her to fiancé Orlando Bloom.
The singer's 9-month-old daughter is already crawling.
The singer is already thinking about her 9-month-old daughter inheriting her memorable wardrobe.
ET speaks with ‘American Idol’ winner Chayce Beckham on his season 19 journey and how he’s celebrating his victory.
ET spoke with the 'American Idol' judges after their season finale that aired Sunday night on ABC.
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