Actor Harry Shearer was seen dining with “Innocent Spouse” author Carol Joynt and her son at Marcel’s on Thursday night. They enjoyed several dishes including shellfish, rabbit, duck and a cheese course. Shearer stopped in D.C. before heading to Winchester, Va., for a screening of his documentary “The Big Uneasy.” Meanwhile, a Yeas & Nays spy saw former “Top Chef” contestant and We, the Pizza owner Spike Mendelsohn having dinner at a separate table with a female friend.