Are you planning on a Halloween themed improv show? If you are we have what you're looking for. You need music you can use in the show.
I'm been thinking a lot about tension recently. Our improv classes have been great recently, but I've noticed improvisers are filling the silent moments with words.
Whenever you're passionate about something, people are curious. Open a theater committed to improv, and you get a lot of questions that can be boiled down to "why?"