Answer: 1997 More information: "South Park", which currently stands at just under 300 episodes, first aired in August 1997 with an episode entitled "Cartman Gets an Anal Probe".
Answer: Four More information: At the beginning of the Seder, the youngest child or person present is customarily required to ask four important questions about the main traditions of the Passover.
Answer: Bruce Springsteen More information: Bruce Springsteen's 1984 classic Born in the U.S.A. was the first music CD sold commercially in American history.
Answer: Plate Tectonics More information: One famous transform boundary is the San Jose fault line in California. Scientist can now track the movement of the plates through GPS.
Answer: Karolína Plíšková More information: Karolína Plíšková, Czech international, was defeated by Angelique Kerber of Germany in the 2016 U.S. Open Championship.
Answer: 12:00 PM More information: All joking and hoaxing are to stop by 12:00 pm on 1 April. If not, in some countries the person pulling the prank is rather seen as a fool than the person tricked by it.
