Penn & Teller: Fool Us is a magic competition television series in which magicians perform tricks in front of American magician-comedian duo Penn & Teller. Its first two seasons were hosted by Jonathan Ross, the third through ninth seasons were hosted by Alyson Hannigan and the tenth season onwards by Brooke Burke. Fool Us was filmed at Fountain Studios in London, England (season one) and the Penn & Teller Theater at the Rio All-Suite Hotel & Casino (season two onward), located in Las Vegas. After each performance, if Penn & Teller cannot figure out how a trick was done, the magician(s) who performed it win a Fool Us trophy (since season 2) and a five-star trip to Las Vegas to perform as the opening act in Penn & Teller's show, also at the Rio Hotel & Casino.The tenth season premiered in October 2023.