Andrew Farrier, left, and Liann Pattison play mother and son on “Sick.”
SICK, a green comedy about a not-so-normal family of germ-o-phobes. Aimée Hayes directs a cast that includes Liann Pattison, Bob Edes, Andrew Farrier, Shawn Glazebrook and Jessica Lewis. Southern Rep, Canal Place, 365 Canal St., third floor, 522.6545. Through April 5, 2009