The whole concept is to have a series of 'records' and try and break them.
Ideas or examples include:
Basically anything works here - use your imagination, add your suggestions in the comments box below and we'll add to this list.
The night works best if you keep track of previous year's records (and the name of the people who set them) and aim to beat previous years. We have a wooden board with the records painted on. The more you can pump this up, the better.
Try and have a good mix of physical, intellectual, etc. and take care to ensure those who may not be as 'gifted' don't feel left out!
Another potential variation of this game is to source a copy of the Guinness Book of Records and try to find a record you think your group could break. They have some quite obscure records in there that can be broken with the right group of determined young people!