April 4: LEWISTON, piano students of Natasha Chances will perform at 12:30 p.m. at Bates College Olin Arts Center Concert Hall. 786-6135

April 4: LEWISTON, electronic music composed by students of William Matthews, will perform at 8 p.m. at Bates College Olin Arts Center Concert Hall. 786-6135

April 4: PORTLAND, Ukelady Duo will perform at 8 p.m. at the Top of the East lounge at the Eastland Park Hotel. 775-5411

April 5: PORTLAND, Toni and Friends will perform at 7 p.m. at St. Pius X Church. 857-9002

April 6: PORTLAND, the DaPonte String Quartet will perform at 12:15 p.m. at First Parish Unitarian Universalist Church, 425 Congress St. Free 775-3356

April 7: GARDINER, the Colby 8, a cappella group, will perform at 7:30 p.m. at Johnson Hall, 280 Water St. $9/$4 582-7144

April 7: GORHAM, Samba New York will perform Brazilian music at 8 p.m. at USM Corthell Hall. $15/$10 780-5555

April 7: RUMFORD, Back in Black, AC/DC tribute band, will perform at 9 p.m. at the Shak, 12 Oxford Ave. $10 864-4649

April 8: AUBURN, Schooner Fare will perform at a benefit concert at 8 p.m. at Court Street Baptist Church, 129 Court St. 786-4616

April 8: BRUNSWICK, David Bullard will perform on the guitar at Maine Street Art. 721-0244

April 8: LEWISTON, a string quartet will perform Haydn’s “Seven Last Words,” at 7:30 p.m. at the Basilica of Saints Peter and Paul. $10 777-5320

April 8, 9: PORTLAND, the Portland Symphony Orchestra will perform “PSO Pops,” at 8 p.m. on Saturday and 2:30 p.m. on Sunday at Portland City Hall Merrill Auditorium. $15/$54 842-0800

April 8: SCARBOROUGH, the Dave Rowe Trio will perform at 7 p.m. at Scarborough High School auditorium, Route 1. $12/$10 883-5720

April 8: WATERVILLE, the Knock on Wood Guitarfest concert will be held at 7:30 p.m. at the Waterville Opera House. $35/$15 873-7000

April 9: AUBURN, Debbie Davies will perform at 7 p.m. at Midnight Blues Club and Restaurant, 34 Court St. 783-9600

April 9: AUGUSTA, the Nordica Trio will perform at 7:30 p.m. at UMA Jewett Hall Auditorium. $10/$5 621-3551

April 9: ROCKLAND, the Ying Quartet will perform at 2:30 p.m. at the Strand Theatre. $22/$28 596-5899

April 11, 12: ELLSWORTH, Patty Griffin will perform at 7:30 p.m. at the Grand, 165 Main St. $26 667-9500

April 11: LEWISTON, the Oxford Hills High School Chamber Singers will perform at 7 p.m. at Bates College Chapel. Donations 998-5400

April 11: PORTLAND, the USM Chamber Singers will perform at 7:30 p.m. at Immanuel Baptist Church, High Street. $6/$3 780-5555

April 14: ATHENS, Evergreen will perform at 7 p.m. at Somerset Academy, Academy Street. 649-5980

April 14: FARMINGTON, Headliners will perform at 8 p.m. at UMF Olsen Student Center. Free 778-7346

April 14: GARDINER, Revision, jazz/funk group, will perform at 7:30 p.m. at Johnson Hall, 280 Water St. $9/$4 582-7144

April 14: MANCHESTER, a string quartet will perform “The Seven Last Words of Christ,” at 7 p.m. at the North Manchester Meeting House Church. Donations

April 14: RUMFORD, D’Jango with “Posin,” Poison tribute band, will perform at 9 p.m. at the Shak, 12 Oxford Ave. $5 864-4649

April 15: RUMFORD, Starr Faithfull will perform at 9 p.m. at the Shak, 12 Oxford Ave. $5 864-4649