Dune stars Timothée Chalamet and Zendaya prank Rylan Clark for Children in Need

Clark, 38, thought he was conducting a standard junket interview about the upcoming sci-fi blockbuster with stars like Jason Momoa and Anya Taylor-Joy.However, three children were secretly feeding instructions to the Hollywood actors via earpieces, telling them what to say and do throughout the sit-down.The full prank will be broadcast during the Children in Need appeal show on November 13BBC/Children In Need/Press AssociationAt one point, Chalamet checked his phone mid-interview to announce he was winning an online auction for an air fryer, before exclaiming shortly after, "No, I've lost the lead!""Man, I'm sorry," Taylor-Joy deadpanned in response.A teaser clip shows a thoroughly bewildered Clark asking, "Is everyone all right?"The full prank will be broadcast during the Children in Need appeal show on November 13 across BBC One and BBC iPlayer.Clark is set to co-host the charity broadcast alongside Alex Jones, Sara Cox, Mel Giedroyc, and Tyler West.The children were secretly feeding instructions to the Hollywood actors via earpiecesBBC/Children In Need/Press AssociationThis year's campaign, Challenge Yourself 2026, encourages the public to design fundraising challenges centered around the number 26 to support children and young people across the UK.Directed by Denis Villeneuve and adapted from Frank Herbert's novels, Dune: Part Three serves as the final installment in the trilogy.Set over a decade after the events of Part Two, the film explores the fallout from Paul Atreides' ascension as galactic emperor.Dune: Part Three arrives in theaters on December 18.