Weekend calendar

2006 U. Summerarts Concerto winners, today and Saturday, 7:30 p.m., Libby Gardner Concert Hall, University of Utah, $3-$7 (581-7100)

"An Evening of Opera and Broadway," today, 7:30 p.m., Assembly Hall, Temple Square, free

Ballet Showcase I, today and Saturday, 7:30 p.m.; also Saturday, 2 p.m., Marriott Center for Dance, U., $7-$10 (581-7100)

"La Traviata," Utah Opera, today-Oct. 20), 7:30 p.m., also Oct. 21, 2 p.m., Capitol Theatre, 50 W. 200 South, $12-$62 (355-2787 or 888-451-2787)

Marv Hamilton, today, 7:30 p.m., Social Work Auditorium, U., $7 in advance (Acoustic Music and Orion's Music or www.marvmusic.com) or $9 at the door

Teddy Geiger, today, 7:30 p.m., Eccles Center, 1750 Kearns Blvd., Park City, $18-$65, discounts for some elemetary students (435-655-3114 or www.ecclescenter.org)

"Thriller," Odyssey Dance Theatre, today and Saturday, 7:30 p.m., Browning Center, Weber State University, Ogden, $20 (467-8499 or 800-888-8499)

Utah State University Symphony Orchestra with guest artist Andres Cardenes, today 7:30 p.m., Kent Concert Hall, Utah State University, Logan; also Saturday, Wanlass Performance Hall, USU, Logan $5 at the door, free for USU students

"Once on This Island," Repertory Dance Theatre & Youth Theatre at the U., Saturday, 11 a.m., Rose Wagner Center, 138 W. 300 South, $5 (355-2787)

Ed Gerhard, guitarist, Saturday, 7:30 p.m., Great Salt Lake Guitar Company, 362 W. Center, Provo, $16 (801-375-4435)

Group for New Music, Saturday, 7:30 p.m., Harris Fine Arts Center, Brigham Young University, Provo, free

Sterling Singers, Saturday, 7:30 p.m., Assembly Hall, Temple Square, free

A Fall Celebration, Choral Arts Society of Utah, today, 8 p.m., Rose Wagner Performing Arts Center, 138 W. 300 South, $12 (355-2787 or www.arttix.org)

Four Utah Symphony Winds, Sunday, 3 p.m., Vieve Gore Concert Hall, Westminster College, free

American Fork Symphony, Monday, 7:30 p.m., American Fork Junior High School, 20 W. 1120 North, American Fork, $3-$10 at the door

Jazz Concert, Monday, 7 p.m., Whitmore Library, 2197 Fort Union Blvd., free