Every Friday evening, Arthur welcomes a variety of French celebrities from the worlds of show business, film, television and music. These guests are required to take part in a series of challenges, each more comical than the last. Among the most popular challenges are: Let's Dance, ABC Story, Speed Quiz, 360°. Show regulars such as Jarry, Booder, Arnaud Tsamère and Cartman promise intense moments of laughter and fun. So, on Fridays, anything goes, and joie de vivre is guaranteed!