Perry's sweet post came a few hours before a special Mother's Day episode of 'American Idol.'
ET's Lauren Zima spoke to the judges of 'American Idol' after Disney Night on Sunday.
On ET's The Download: A countdown of the Met Gala’s MVPs. From Kim Kardashian's controversial looks to Rihanna's show-stopping moments.
Once again, Perry went all-out for the show's themed event.
The actor and musician is lending his talents to help this season's 'Idol' hopefuls.
A slew of A-listers got the Oscars festivities started early.
The stars appear in a commercial for Resorts World Las Vegas while promoting the new hot spot that will be opening its doors in June.
Resorts World Las Vegas will be opening its doors in June -- but here's a sneak peek!
The two judges arrived to work less than an hour before the live show.
The 'Idol' judge returned on Sunday after having to sit out of last week's live show.
The two stars sat down on IG Live on Tuesday to talk about family life and parenting.
During Monday’s episode of ‘American Idol,’ the judges announced that contestant Wyatt Pike has dropped out for personal reasons.
The pop star has been switching up her looks on 'American Idol.'
Lionel Richie and Katy Perry joined guest judge Paula Abdul to chat with ET after Monday's big show.
