Stephen Colbert and David Sedaris at Lisner

Lisner auditorium will host some well-known guests in the upcoming week, with Stephen Colbert discussing his book I am American (And So Can You!) next Friday, Oct. 19, and author David Sedaris coming Saturday, Oct. 6.  Student tickets are sold out for both shows, said Carl Graci, marketing manager for GW Lisner Auditorium.  Sedaris will be presenting his new written material, with Q&A and a booksigning at 8 p.m. this Saturday, and Emmy-nominated Colbert will go on at 7 p.m. next Friday.  For tickets and information on upcoming shows, including Annie Lennox on Oct. 25 and Steve Martin on Nov. 27, visit lisner.org.