Kris Allen, Barenaked Ladies rock block party

July 9, 2010 9:04:03 PM PDT
An American Idol winner entertained the crowd Friday night at the World's Largest Block Party.

Kris Allen took the stage outside Old St. Pat's Church in the West Loop as the sun began to set Friday.

The Barenaked Ladies were the headliners of the evening, performing a variety of their songs, including the hit 'One Week.'

Proceeds benefit saint pat's various outreach programs.