As which 2000 Ben Stiller movie showed, you can toilet train a cat?

As the year 1450 dawned on the Christian calendar, it was the year 5210 on which other calendar? As their name suggests, which diapers introduced in 1978 were designed to cling to the body? As which 1931 novel begins, Wang Lung travels to the House of Hwang to fetch his bride? As which 1943 Ayn Rand novel begins, Howard Roark has just been expelled from the Stanton Institute of Technology? As marshal of which Arizona town in 1881 did Virgil Earp earn some money from prostitutes' license fees? As which author does Malcolm McDowell chase Jack the Ripper across time in the 1979 thriller "Time After Time"? As one Gore Vidal novel came out in 1976, it has to wait until 2076 to celebrate its centennial. What is its title? Donny and his brothers had only one U.S. No. 1 single, "One Bad Apple" in 1971, as which group?