Royal fans can't get enough of Prince William's reaction to Tom Allen's stand-up during the Royal Variety Performance.The comedian and TV presenter, 40, took to the stage at the Royal Albert Hall, and seemed to quickly find a new fan in the Prince of Wales, who could be seen hysterically laughing at his routine.Taking to X, formerly Twitter, viewers at home were quick to comment on Prince William's reaction, with one writing: "Creased up watching Prince William belly laughing at Tom Allen…#royalvarietyperformance" "Ok so Prince William crying with laughter at Tom Allen on the Royal Variety has made my whole night #RoyalVariety #RoyalVarietyPerformance" added another. While a third penned: "think it’s safe to say William LOVED Tom..