Fri, 02/17/2023 - 15:23 Tech Insider When you buy through our links, Insider may earn an affiliate commission. Learn more.Ryan Seacrest, Lionel Richie, Katy Perry, and Luke Bryan return for "American Idol" season 21 on ABC.ABC Tags Streaming (Reviews), Reviews, Entertainment, American Idol, Reality Show, Singing, ABC, Hulu, Ryan Seacrest, How to Watch, where to watch, Insider Picks, IP Roundup, Streaming, IP Streaming, Insider Reviews, IP Freelance, product card Source How to watch 'American Idol': The singing competition returns for a new season …