MODERN FAMILY - "Yard Sale" - Jay and Gloria hold a yard sale to help Manny and Luke with their school's charity fundraiser, and the entire family pitches in: Phil feels pressured to both sell and buy something, Mitch and Cam help Claire assess Alex's new 'boy friend,' and Manny finds an old trunk that hides a secret Gloria wants to see remain a secret, on "Modern Family," WEDNESDAY, OCTOBER 31 (9:00-9:31 p.m., ET), on the ABC Television Network. (ABC/PETER "HOPPER" STONE) SOFIA VERGARA, JULIE BOWEN, TY BURRELL