To celebrate or not to celebrate? | MLS Now's Jillian Sakovits and Calen Carr discuss the merits of not celebrating against your former team. Toronto's Will Johnson (against Portland) and D.C. United's Patrick Nyarko (against Chicago) both scored against old clubs last weekend, while Sporting Kansas City's Brad Davis plays against his long-time club, the Houston Dynamo, for the first time on Saturday.