- I am sure you are going to be very interested to know that the official Guinness world records for casino hopping was achieved by a father and son duo who visited more than 65 casinos in one entire day. This record was set in the year 2007, and it was later repeated by two other people in the year 2015. One of the biggest slot machine tournaments to ever take place was in the year 2016. There were a total of 3170 people go-to place in this particular tournament. A lot of people came out and said that it was a lot of fun indeed.