Ashlee Errthum performs a solo accompanied by Janet Kirer during the District 202 High School Choral and Instrumental Solo and Ensemble Contest at Plainfield South High School in Joliet, Illinois, Saturday, Feb. 16, 2013. | Karen Gioia ~ For Sun-Times Media
Magen Hauser performs a flute solo accompanied by Kathy Frost during the District 202 High School Choral and Instrumental Solo and Ensemble Contest at Plainfield South High School in Joliet, Illinois, Saturday, Feb. 16, 2013. | Karen Gioia ~ For Sun-Times Media
Matt Gladem, Larranz Guider, Erik Sanchez, and Leif Sebby perform a saxophone quartet piece during the District 202 High School Choral and Instrumental Solo and Ensemble Contest at Plainfield South High School in Joliet, Illinois, Saturday, Feb. 16, 2013. | Karen Gioia ~ For Sun-Times Media
Tyler Vogen performs a piano solo during the District 202 High School Choral and Instrumental Solo and Ensemble Contest at Plainfield South High School in Joliet, Illinois, Saturday, Feb. 16, 2013. | Karen Gioia ~ For Sun-Times Media
Jenna Disandro performs an oboe solo accompanied by Janet Kirer during the District 202 High School Choral and Instrumental Solo and Ensemble Contest at Plainfield South High School in Joliet, Illinois, Saturday, Feb. 16, 2013. | Karen Gioia ~ For Sun-Times Media
Allison Hodges performs a solo accompanied by Heather Reddout during the District 202 High School Choral and Instrumental Solo and Ensemble Contest at Plainfield South High School in Joliet, Illinois, Saturday, Feb. 16, 2013. | Karen Gioia ~ For Sun-Times Media
Hannah Weidner performs a marimba solo during the District 202 High School Choral and Instrumental Solo and Ensemble Contest at Plainfield South High School in Joliet, Illinois, Saturday, Feb. 16, 2013. | Karen Gioia ~ For Sun-Times Media
Victoria Chandler, Stephanie McLeod, Jessica Osif, and Ben Wyland perform a flute quartet piece during the District 202 High School Choral and Instrumental Solo and Ensemble Contest at Plainfield South High School in Joliet, Illinois, Saturday, Feb. 16, 2013. | Karen Gioia ~ For Sun-Times Media
Skylar Lipman performs a bassoon solo accompanied by Heather Reddout during the District 202 High School Choral and Instrumental Solo and Ensemble Contest at Plainfield South High School in Joliet, Illinois, Saturday, Feb. 16, 2013. | Karen Gioia ~ For Sun-Times Media
Crystal Lyons, Lindsey Mayer, Savannah Riestenberg, and Rachel Tucker sing accompanied by Heather Reddout and Skylar Lipman during the District 202 High School Choral and Instrumental Solo and Ensemble Contest at Plainfield South High School in Joliet, Illinois, Saturday, Feb. 16, 2013. | Karen Gioia ~ For Sun-Times Media
Clarinetist Max O'Mary and Flutist Jessica Osif perform a duet during the District 202 High School Choral and Instrumental Solo and Ensemble Contest at Plainfield South High School in Joliet, Illinois, Saturday, Feb. 16, 2013. | Karen Gioia ~ For Sun-Times Media
Leif Sebby performs an alto saxophone solo accompanied by Heather Reddout and Skylar Lipman during the District 202 High School Choral and Instrumental Solo and Ensemble Contest at Plainfield South High School in Joliet, Illinois, Saturday, Feb. 16, 2013. | Karen Gioia ~ For Sun-Times Media
Allie Clink, Elyse Fleck, Emily Orden, Tyler Smith, and Eriq Vazquez perform a brass ensemble piece during the District 202 High School Choral and Instrumental Solo and Ensemble Contest at Plainfield South High School in Joliet, Illinois, Saturday, Feb. 16, 2013. | Karen Gioia ~ For Sun-Times Media
Tim Fuqua performs a clarinet solo accompanied by Debra Miller during the District 202 High School Choral and Instrumental Solo and Ensemble Contest at Plainfield South High School in Joliet, Illinois, Saturday, Feb. 16, 2013. | Karen Gioia ~ For Sun-Times Media
The song “Mr. Sandman” has vocals that gently ascend and pop like soap bubbles, instrumental backing that creates the same floating effect, and four voices together in the verses, like a single soft curtain. A vocal ensemble from Plainfield South High School worked hard for …