"We have to take what the fates send us.

It's Kismet.

Every time we elect a new member we draw lots again for buddies.

It's a kind of general shuffle.

If we're an uneven number somebody of course has to be odd man out." "I was the 'old maid' last draw, and I haven't had a buddy this term," remarked Sheila plaintively.
"Never mind, ducky! You're bound to find a partner now," consoled Delia.
"It might even be my little self, so live in hope." "No such luck," groaned Sheila.