also pays bills via Twitter. On the Twitter page of Radio 538 during the action a submitted bill appears and the one who recognizes this bill must then retweet within fifteen minutes, after which the bill will be paid. This action takes place twice a year, in January, after the Christmas holidays and in August/September, after the summer holidays, because people in these two holidays to spend much money on groceries for Christmas dinner (in the holidays) or souvenirs and trips during the holidays (in the Summer) and then often left with little money to pay for other often high bills that often lie thereby. Radio 538 assists over here to pay them a hand by these accounts. 53J8 Here there is a secret person, better known as Mr. X that passes through the land. Every day, he is at a different location. On which location the listener gets little tips on the radio. The listener who finds on this basis Mr. X, receives 50 000, - euro note. If he was somewhere he sticks a sticker to and tells at the end of the day where he has been. 538 voor War Child 538 voor War Child was an action that took place from March 25 to April 1, 2011, from March 9 to March 16, 2012 and from March 22 to March 29, 2013. During the action the money was collected for War Child, an organization designed to help children cope with their war trauma. Listeners of the radio station came up with the stunts that were done during the week of action, and that money was raised. Every day was 538 with a mobile studio on a different place in the Netherlands. The places where 538 in 2012 was a guest was: Maastricht, 's-Hertogenbosch, Nijmegen, Hilversum, Alphen aan den Rijn, Meppel, Leeuwarden and Groningen. Performances were given by, among other Pearl Jozefzoon, Glennis Grace, Hardwell, Ben Saunders, Iris Kroes, VanVelzen, Ferry Corsten, Destine, Waylon, Di-rect, Charly Luske, Racoon, Lange Frans and Xander de Buisonjé. In 2013, 538 was a guest in: Groningen, Heerenveen, Alkmaar, Gouda, Bergen op Zoom, Veenendaal, Arnhem and 's-Hertogenbosch. On May 1, 2013 it was announced that 538 stops 538 for War Child. Win met de zin Win met de zin (English: Win with the sentence) is a game that was first played on August 25, 2014. From this year, this game is played