Clarion County's Bluegrass Festival runs Friday through Sunday at the Clarion Holiday Inn near Interstate 80, Exit 62. Hours are 7 to 10 p.m. Friday, noon to 10 p.m. Saturday and 9:30 a.m. to noon Sunday. Admission is free but donations will be accepted to benefit the United Way of Clarion County. Call 814-226-8760.

Amateur singers and dancers of all ages will perform in the St. Barnabas Charities version of "American Idol" and "Dancing with the Stars." The schedule for singers is 1 and 4 p.m. Sunday. The vocal final will be at 7 p.m. April 9. Dancers perform at other times. Registration fee is $25. Tickets to attend the show are $10. Proceeds benefit the St. Barnabas Free Care Fund. Call 724-443-0800.

Music in Millbrook hosts writer/musician Rick Bruening from 7 to 9 p.m. Saturday at the Schoefield Event Center at 409 Creek Road, Jackson Center. Tickets are $7 and will be available at the door. Call 724-662-1490.

<B>Pittsburgh Opera </B>presents<B> </B>George Bizet's "Carmen" Saturday through March 28 at the Benedum Center, 719 Liberty Ave. Curtain is at 8 p.m. Saturday and March 26; 7 p.m. Tuesday; and 2 p.m. March 28. Tickets start at $10. Call 412-456-6666 or visit www.pittsburghopera.org.