This Saturday, February 1, New Orleans’ House of Blues turns 20 years old. To celebrate the two-decade milestone, the legendary music hall hosts a free 20th Anniversary concert featuring Kermit Ruffins and the BBQ Swingers, Colin Lake and more on Saturday. The concert begins at 9 p.m. and is open to ages 18 and up. French Quarter Business Association members may receive priority admission by submitting an advance RSVP to the House of Blues marketing director. House of Blues is located at 225 Decatur Street. More Info: www.houseofblues.com