I submitted an idea to Graph Jam on a lark, and it was submitted! Click here for details.
The basic idea was to play off of different kinds of jam.
ps. Turning to sports, I'm going to not-so-lovely Wood River IL tomorrow. A very short triathlon and possibly the most family friendly (aside from waking at 5 am). My time in 2006 was 1 h 20 min. We'll see how it goes; I was more fit back then. No Jim G.