St David's is holding its first ever disco - the boys all reckon it'll be lame - especially Matthew, who can't dance to save his life.
But when none of the girls from the local school want to come, the whole thing looks like being cancelled. Surely St David's isn't that bad? Now it's a matter of honour to win round the girls and save the disco - by whatever means necessary!
But will Matthew and his mates be able to turn this disco disaster into true grooving greatness?