Adoring Christ Thru Song choir and orchestra with members from Butler County and neighboring communities will present the Christmas cantata "Emmanuel — God with Us!" by Lloyd Larson on Saturday at Westminster Presbyterian Church on Main Street, on Dec. 13 at Center Presbyterian Church on Center Street in Slippery Rock, and Dec. 14 at Tower Presbyterian Church on Broad Street in Grove City. All performances start at 7 p.m. Call 724-234-4351 or 724-679-5700.

Opus I Music Society's Monday meeting will feature "The Life and Music of Johann Sebastian Bach, Kappellmeister, Cothen Years." It will include a performance of Bach's "Unaccompanied Cello Suite No. 3 in C Major" by Caitlin McConnell, a master's student at Mary Pappert School of Music at Duquesne University. The program will be at 9:30 a.m. at Mars Alliance Church, Route 228, and is free and open to the public. Call 724-776-9169.

<B>Pittsburgh Youth Chamber Orchestra</B> will perform a free concert at 4 p.m. Sunday<B> </B>at Northmont United Presbyterian Church, 8169 Perry Highway in the North Hills. The program, with participation from the PYCO Woodwind, Brass and Percussion Ensembles, will include works by Bach and Tchaikovsky and the world premiere of "Capricho for Clarinet" by Jorge Variego. Admission is free. Call 412-630-9535, or visit the Web site, www.pyco.org.<B>The Bach Society</B> will host its Christmas concert, "Love Came Down At Christmas" twice, once in Slippery Rock and once in Grove City. The free concerts will be at 8 p.m. Friday at Center Presbyterian Church in Slippery Rock and at 8 p.m. Saturday at Tower Presbyterian Church in Grove City. Call 724-458-9192.

<B>Homegrown Acoustic</B>, the trade name of singer-songwriter Steve Cohagan, will perform a mix blues, country, folk and rock n' roll music Dec. 12 at the Hoyt Institute of Fine Arts, 124 E. Leasure Ave. Tickets are $5 and all proceeds benefit the museum. Doors open at 7 p.m. Tickets are recommended in advance by calling 724-652-2882 but will also be available at the door.<B>Allegheny RiverStone Center for the Arts</B> in the newly restored Lincoln Hall above the library on Main Street in Foxburg, presents two events this coming weekend: a Madrigal Dinner at 7 p.m. Friday with tickets $35 each; and the annual Christmas Wurlitzer Show with Ken Double, organist, broadcaster and entertainer, at 8 p.m. Saturday and at 3 p.m. Sunday; tickets are $25 each. For reservations, call Foxburg Winery at 724-659-0021.