Impressive headliners were just announced for Old St. Pat's 30th World's Largest Block Party: Guster, G Love & The Special Sauce and Third Eye Blind!  Other performers include No Love For Linus, Stephen Kellogg and The Leadfoot.

For three decades more than 400,000 people from 48 states have gathered at Old St. Pat's to listen to great music under the stars.  Lots of marriages have been attributed to this particular fest - yep, love is in the air.  And not just G Love.

World's Largest BLock Party takes place June 27 & June 28 across two full city blocks in Chicago's West Loop.  The entry gate is located at Madison and Des Plaines.  This event is 21+.  Tickets start at $40 (including 4 drink tickets) and go on sale Thursday, May 22 at 10am via

Proceeds support Old St. Patrick's Church and the Center for Social Concerns on the Old St. Pat's Campus, which houses the following outreach programs:  Horizons for Youth, Career Transitions Center of Chicago and the Global Alliance for Africa.