Improv -- Yo' Mama's Cookin' Improv Group, the Howard Community College Student-Alumni Arts improvisation group, will perform at 8 p.m. March 2 in the college's new black box theatre, 10901 Little Patuxent Parkway, Columbia. Tickets are $8 at the door and go on sale one hour before the show. Performances are also planned for March 30, April 13 and May 18. The performances may contain mature themes. 410-772-4515, or www.howardcc.edu/visitors/studentsarts.