Former Penguins coach Michel Therrien faces coach Dan Bylsma tonight in Montreal. It’s the first time a former Pens coach faced his coaching replacement. Byslma took over for Therrien on Feb. 15, 2009 and went on to lead the Penguins to their third Stanley Cup Championship.
Here’s a look at former Pens coaching records v. Pittsburgh:
Red Kelly / Toronto:  3-9-2
Red Sullivan / Washington: 1-2-0
Bob Berry / St. Louis: 1-1-2
Scott Bowman/ Detroit 6-7-1
Kevin Constantine/ New Jersey 2-0-0
Ex-coaches debut against the Penguins:
11/20/1974 – Red Kelly’s Maple Leafs lost to Pittsburgh, 8-5.
2/26/1975 – Red Sullivan’s Capitals were defeated by the Penguins, 3-1
10/29/1992 – Bob Berry’s Blues beat Pittsburgh, 6-4
11/13/1993 – Scott Bowman’s Red Wings defeated Pittsburgh, 7-3
2/9/2002 – Kevin Constantine’s Devils defeated Pittsburgh, 2-1