A sport for those very secure in their masculinity, or who simply don't give a fuck.
e.g. Sid Khan, who spent two terms making lunchtime passes at Robert Wilson, who never knew what the hell to do. Strangely, this game makes the victim seem gayer than the perpetrator, their inability to decide upon the best way to deal with the situation being interpreted as "actually thinking about it".
The only way to truly recover your heterosexuality is to punch the gay pretender, or to violently ram your penis up his anus until everyone knows the joke is over.

A fairly rare second year pastime, which involved staring 'longingly' at the subject of ridicule during lessons.
When they turned to look back, you'd sharply look away, and busy yourself with your work, perhaps putting the finishing touches to a pencil sketch of your victim.
This is continued throughout the lesson, until the victim is either irritated to fuck, or harbouring his first nervous hopes of love.
For instance, Graham Matthews always reacted with this game with a genderbending cocktail of embarressment, anger and curiosity.
Pretending to be gay outed him to all.

When Drama lessons are taken with a cover teacher, every task set should somehow degrade into graphic homosexual acts.
If they try to protest, give them a fierce look, and reproachfully say "we're only acting, Miss".