Themes listed on the Wiki (On individual pages) that aren’t on the linked page:
Butts- No good
Drinking- Large possibility (Drinking With You)
Love- Is there a song with love in the title?
Canadians- Funny, but no
Bah, I have to go (I started with TAW 1, and got through TAW 2 for this list)
So just my guess for this round: Is it drinking?