Montreal Canadiens' Rene Bourque, left, blows a bubble while chewing gum as teammates Brian Gionta, centre, and Max Pacioretty look on during scrimmage at practice in Brossard, Que., Friday, April 25, 2014.
The Detroit Red wings practice on the outdoor rink for the NHL Winter Classic hockey game against the Toronto Maple Leafs at Michigan Stadium in Ann Arbor, Mich., Tuesday, Dec. 31, 2013.
Montreal Canadiens' Rene Bourque, left, blows a bubble while chewing gum as teammates Brian Gionta, centre, and Max Pacioretty look on during scrimmage at practice in Brossard, Que., Friday, April 25, 2014.
Montreal Canadiens' Rene Bourque, left, blows a bubble while chewing gum as teammates Brian Gionta, centre, and Max Pacioretty look on during scrimmage at practice in Brossard, Que., Friday, April 25, 2014.
Montreal Canadiens' Rene Bourque, left, blows a bubble while chewing gum as teammates Brian Gionta, centre, and Max Pacioretty look on during scrimmage at practice in Brossard, Que., Friday, April 25, 2014.
The Detroit Red wings practice on the outdoor rink for the NHL Winter Classic hockey game against the Toronto Maple Leafs at Michigan Stadium in Ann Arbor, Mich., Tuesday, Dec. 31, 2013.
Montreal Canadiens' Rene Bourque, left, blows a bubble while chewing gum as teammates Brian Gionta, centre, and Max Pacioretty look on during scrimmage at practice in Brossard, Que., Friday, April 25, 2014.
Montreal Canadiens' Rene Bourque, left, blows a bubble while chewing gum as teammates Brian Gionta, centre, and Max Pacioretty look on during scrimmage at practice in Brossard, Que., Friday, April 25, 2014.
Montreal Canadiens' Rene Bourque, left, blows a bubble while chewing gum as teammates Brian Gionta, centre, and Max Pacioretty look on during scrimmage at practice in Brossard, Que., Friday, April 25, 2014.
Montreal Canadiens' Rene Bourque, left, blows a bubble while chewing gum as teammates Brian Gionta, centre, and Max Pacioretty look on during scrimmage at practice in Brossard, Que., Friday, April 25, 2014.
Montreal Canadiens' Rene Bourque, left, blows a bubble while chewing gum as teammates Brian Gionta, centre, and Max Pacioretty look on during scrimmage at practice in Brossard, Que., Friday, April 25, 2014.
The Detroit Red wings practice on the outdoor rink for the NHL Winter Classic hockey game against the Toronto Maple Leafs at Michigan Stadium in Ann Arbor, Mich., Tuesday, Dec. 31, 2013.