He's pursuaded that taking up dance is in fact extra football training. As a goalie, and a not very tall one at that, he needs to be able to outjump the opposition. And who can jump higher than a ballet dancer? Indeed, in any other position on the field, ballet will help him with strength, athleticism, balance – and concentration.
It helps that the only other boy in the class is his mate, and a star player in his football team, who's been doing ballet since he was five.
And whilst he currently has little interest in the opposite sex, it must be a serious investment for the future that he'll be able to spend teenage evenings with 15 extremely supple girls in leotards.