Not unusual at all, happens regular! Quite hard to get the village and small town rugby and football teams together these days with the way peoples work commitments are now. Once roped my mate in for a game of youth team rugby, the guy had never played rugby or ever been round the whole culture of it in his life..
...which is why he thought it might be a good idea to let it slip on the bus on the way home that it was my 21st birthday! He was quite shocked at the treatment I got, and when we stopped at a pub on the way home he caught the look on my face and scarpered off into the pub b