Jay posted both to his blog with an open invitation to all to add to the effort and many people did.
After a few days, I looked at the various pieces and said "I think there's a story here", ordered the parts, added a little text as spackle and paint, and mailed it to him. He gave the resulting group story feature time on the LJ. Enjoying collaboration, openly sharing ideas, and embracing the result - I think it says a lot about Jay. It was also one of the most fun experiences I've had writing.
Here's the resulting story, a blast from the past and a fond memory: