X Iconic L.A. punkers X bring their signature sharp cords and jagged lyricism to the Wiltern for a performance hosted by KROQ. Rugged rockers Calexico open up. Expect angular and aggressive -- yet perfectly harmonized -- holiday cheer. The Wiltern, 3790 Wilshire Blvd., L.A. 7 p.m. $30. (213) 388-1400. www.wilterntheatertickets.com.
Christmas Sweater Festival It's time to break out the wool vest with snowflakes on it at this year's Christmas Sweater Festival, with proceeds going to charity. Pity Party, Deadly Syndrome, Eskimohunter, Castledoor, 400 Blows and Signals will raise money for Teen Impact, a program at Childrens Hospital Los Angeles for teens and young adults with, or recovering from, cancer. El Rey, 5515 Wilshire Blvd. 7 p.m. $17. (323) 936-6400.
Ozomatli L.A.'s long-running Latin-rap-funk ensemble Ozomatlitunes up for an evening show at Club Nokia with a kid-friendly matinee. Though the band has experienced a number of lineup changes, it still has a reputation for being a seven-piece party on wheels, and at this show the kids get to play along as the band explores its eclectic variety of sounds and teaches the crowd one of its favorite songs. As a bonus, every 10-and-younger child in attendance will be invited to attend tonight's show for free -- with a paying adult, of course. The Grammy Museum, 800 W. Olympic Blvd., No. A-245, L.A. Noon. $10. (213) 765-6800.