Tomas Plekanec scored the tiebreaking goal with 3:59 remaining to give the Montreal Canadiens a 4-3 win over the Ottawa Senators on Saturday night.
Plekanec put a rebound of Andrei Kostitsyn's shot past Brian Elliott as Montreal rallied from a 3-1 deficit after Ottawa scored two goals 53 seconds apart midway through the second period.
Kostitsyn tied it at 3 late in the second after Jeff Halpern got the Canadiens' comeback started with his second goal of the season at 13:39.
Brian Gionta also scored and Carey Price made 16 saves for Montreal, which won 2-1 in Buffalo on Friday.
Milan Michalek had two goals, and Erik Karlsson also scored for Ottawa (1-3-1). Daniel Alfredsson and Jason Spezza both had two assists.
Brian Elliott stopped 33 shots in his first start of the season.
