MUMBAI: US broadcaster Fox has announced that the host of its music-based reality show ?American idol? Ryan Seacrest will serve as the host of its ?25th Anniversary Special?, airing on 22 April.

Fox president of alternative entertainment Mike Darnell said, "Who better than Ryan Seacrest - America?s best television host and 11-year member of our FOX family - to lead our 25th anniversary celebration. This is going to be an amazing trip down memory lane filled with plenty of surprises that will showcase our hits, our misses and everything in between."

Hugh Laurie from ?House?; Kelsey Grammar from ?The Simpsons? and ?Back To You? and Tommy Davidson from ?In Living Color? join previously announced participants including Mila Kunis, Ashton Kutcher, Laura Prepon and Wilmer Valderrama from ?That ?70s Show? and Gillian Anderson, David Duchovny and creator Chris Carter from "The X-Files."

The star-studded special will pay tribute to Fox?s most memorable moments with appearances by Fox talent, highlights from iconic series and specials and reunions with cast members from some of the network?s fan-favorite series, among other surprises.