Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)

Downtown Sounds: New Music Mondays in Millennium Park

The last iteration of Chicago's 'Downtown Sounds: New Music Mondays' at Millennium Park on July 25th, 2011. Crowds danced and picnicked to the sounds of Ted Leo and the Pharmacists and Rachel Ries. (credit: CBS / Mason Johnson)