Singer/songwriter Willie Nelson will be performing at Stephens Auditorium with special guest Billy Bob Thorton and the Boxmasters at 7:30 p.m., with doors opening at 6:30 p.m. Nelson is well known for his songwriting and guitar playing. Just in time for the holiday season, The Boxmasters will open the show, performing songs from their new holiday album, “Christmas Cheer.” Reserved seating is $41.50, $51.50 and $77.50. Tickets are available at the Stephens Auditorium ticket office and all Ticketmaster locations by calling 515-233-1888 in Ames, 515-243-1888 in Des Moines or online at www.ticketmaster.com or www.jadepresents.com.