Margaret Cho has been everywhere lately — playing a North Korean military official on the Golden Globes awards show and being interviewed about images of Asians on TV with the debut of Fresh Off the Boat. Now she'll be in Tampa, returning to her roots in no-holds-barred standup comedy that critiques social and political problems, especially relating to race and sexuality. $25. Improv Comedy Theater, 1600 E Eighth Ave., Tampa. (813) 864-4000. improvtampa.com. 8 and 10:30 p.m. Friday, 7:30 and 10 p.m. Saturday.