A former staff writer for Late Night with Conan O'Brien and also a former writer/performer on The Daily Show with Jon Stewart, Demetri Martin is perhaps best known as the lead in the film Taking Woodstock, and also for the short-lived Comedy Central series Important Things with Demetri Martin. He comes to Baltimore for a night of standup. Friday, Sept. 10, at 8 p.m. Hippodrome Theatre, 12 N. Eutaw St., Baltimore. Tickets are $35. Call 410-547-SEAT or visit ticketmaster.com.