It's not an attachment -- it's stored online at Google Docs. To open this document, just click the link above.
Here is a draft schedule to man the booth at the Villa Park Summerfest on June 20th. Feel free to add to it; the more people at the booth - the better, but I think the goal should be a minimum of 2 people.
Let me know if this doesn't work and I'll just add the document to the Group page.