Similar to the use of the letter G in the canon of Homestar Runner, h≡r tends to toss the letter O around in places one would not normally expect to see it. If he needs to pick a random letter, O is usually his choice.
- More Locks, Please! - When demonstrating his shapeshifting ability to Weena, Dijjery-Doo turns into an O.
- Email skipstar: Homestripe accidentally calls Skipstar "O" multiple times.
- Fly on the Wall - When trying to figure out code names, Homestripe spins a wheel with each letter of the alphabet on it to see which letter the code names will start with. The spinner lands on O.