No strangers to the Q.C. are The Avett Brothers, a music group blending country, folk and rock 'n' roll melodies and selling out concerts, especially in Charlotte (this year and last at the Belk Theater). The band will perform two shows on Tues., Dec. 30 and Wed., Dec. 31. Best of luck getting tickets if you don't already have them. Sold out. Dec. 30, 8 p.m.; Dec. 31, 9 p.m. Belk Theater, 130 N. Tryon St. 704-372-1000. www.blumenthalcenter.org.