The gay man's equaivalent of a Stag Do. A party for gay men prior to either marry or become civial partners.
Tradition states that the Fag Do takes place in a venue or bar where heterosexual women tend to frequent.
The Fag Do attendees are to wear pink cowboy hats and a white square piece of card on their person (in the form of a learner plate), that has a large pink letter P and in smaller black text the work practicing.
One of the party games should include kissing as manny heterosexual men as possible.