From some of TV's biggest interviews to inspiring real-life stories and unforgettable live moments, this week marks 20 years of The One Show. Celebrations will also include live moments, starting at Ireland's biggest celebration of traditional music and culture, Fleadh Cheoil na hÉireann. I really thought about that little girl that day and thought I can't believe that this is what I do for a job." Lionel RichieBBCAs a musician himself, it stands to reason that one of JB Gill's favourite moments on The One Show was hosting a live episode with an absolute icon. "Guests really respect the show and want to give their best.