UPTOWN: Duquesne University's Red Ring, a full-service bar and grill located in The Power Center, 1015 Forbes Ave., offers these free public events at 7 p.m.: acoustic rock with Nick Marzock, today; Irish rock featuring Corned Beef & Curry, tomorrow; acoustic rock with the Tyler Stacy Band, Jan. 23; and swing music with Neon Swing X-Perience, Jan. 30. Visit www.redringrestaurant.com.

DOWNTOWN: A drum and dance workshop is held from 2 to 4 p.m. at St. Andrew Lutheran Church. No drumming experience needed. Drums provided, but if you have one, bring it. Freewill offering. 412-682-3342.

NORTH SIDE: The University of Pittsburgh's Music on the Edge series and the Andy Warhol Museum unveil a new collaboration with a performance by guitarist/composer Elliott Sharp and the Sirius String Quartet. The concert begins at 8 p.m. at the Warhol museum, 117 Sandusky St. Tickets in advance through ProArts are $10 for general admission and $5 for students and seniors. Call 412-394-3353 or visit www.proartstickets.org. Tickets at the door are $15 and $8. Pitt students are admitted free with I.D.

To list events happening within the city limits, please fax information to City Calendar, 412-391-8452, or send e-mail to localnews@post-gazette.com, for consideration. Include specific event location, street address, city neighborhood, time, day and cost. Indicate the daytime or evening phone number of the sponsor with all submissions and a phone number readers may call for more information. Or mail information to City Calendar, Pittsburgh Post-Gazette, 34 Blvd. of the Allies, Pittsburgh 15222. The calendar is published Mondays and events appear during the week they occur. Submissions must be received by the Wednesday preceding publication.