Butler County Symphony Orchestra's 25th annual Holiday Tour of Homes as well as the “Holiday Traditions” concert are scheduled for Dec. 6. The tour will include six Butler County homes decorated for the season. Tickets for the Holiday Tour of Homes are $15. The concert at 7:30 p.m. that day will feature singer and actress Michele Ragusa. Tickets for the concert are $20 for adults and $5 for students, plus a handling fee of 50 cents per ticket if purchased at the symphony office or a fee of $3 per adult ticket and $1.50 per student ticket if purchased through the showclix website. Call 724-283-1402. The concert will go on again Dec. 7 at Mars High School.

Harrisville Community Band will give its annual fall concert at 7 p.m. Friday at the Harrisville Fire Hall. Admission is free. Selections will include “Grandfather's Clock,” “American Patrol,” “Silent Night,” “Aces of the Air March,” “Great Themes from Great Italian Movies” and “Blue Tango.”

One Voice, a Christian vocal ensemble, will perform at Concordia at Cabot in the Haven I dining room, 112 Marwood Road, Jefferson Township, at 7 p.m. Nov. 30. In addition, St. Andrew's Cross will perform “Rockin' Christmas” in the Haven I dining room at 7 p.m. Dec. 7. Led by musical director Jim Schaefer from Saint Andrew Roman Catholic Church in Butler, “Rockin' Christmas” mixes a modern rock beat with familiar Christmas tunes. Both shows are free and will be about one hour long. Call 724-352-1571, Ext. 8518.

Pittsburgh Youth Symphony Orchestra will perform at 2:30 p.m. Sunday at Heinz Hall, 600 Penn Ave. Though the concert is free, tickets are required and may be downloaded at pyso.org.