NOT SO FAST MY FRIEND (that's in honor of the upcoming football season - gotta love Lee Corso)! According to an article in this weeks Chicago Journal it looks like it's happening on September 17th and 18th:
After many weeks of confusion and uncertainty, the Bash on Wabash looks likeGood to hear, but it makes us a little nervous that the last second nature of this will prevent it from being good.
it’ll happen this year after all, on September 17 and 18.
Hopefully they can pull off a miracle...maybe this is the year we change it up and commence the "Dash Down Wabash!" (see comment thread on the post from July).