The first Friday of each month, the Cleveland Museum of Art hosts its popular Mix at CMA event. The museum stays open later than normal for the occasion, which features dance, drink and a theme-based program. Tonight's event celebrates the new exhibit Who RU2 Day. Tickets are $10 in advance, or $15 at the door. CMA members get in for free. The party runs from 6 to 10 p.m. (Niesel)