Scrapheap Challenge events. Examples of challenges included making a jet car, a bridging machine, a car-crusher, and a machine to fling a British Leyland Mini as far as possible. Assistant producer Eve Kay had the idea for the show after watching a scene in the movie "Apollo 13", where NASA engineers had only a short period of time to construct a carbon dioxide filter out of parts available on the space capsule. The show also draws its inspiration from the 1980s TV series "The Great Egg Race". The UK show was originally presented by Robert Llewellyn, joined in series 2-4 by producer
Challenge Accepted Challenge Accepted "Challenge Accepted" is the 24th and final episode of the sixth season of the CBS sitcom "How I Met Your Mother" and the 136th episode overall. It aired on May 16, 2011. With the Arcadian, Barney and Ted argue who is going to press the button to blow up the building. Ted mentions that he ran into Zoey after breaking up and she asked to get coffee, which Robin and Barney say is a signal that she wants to get back together. The episode flashes-forward to September 2011. Marshall is feeling down, so Lily decides to get them