Pittsburgh Penguins legend Mario Lemieux surprises fans in an appearance at 4 Nations Face-Off ahead of Canada - Sweden game.

Former Pittsburgh Penguins captain and team owner Mario Lemieux ... NHL Draft, Lemieux went on to set multiple team records and later helped the team win back-to-back Stanley Cup titles in 1992 ...

Those deafening cheers rained down for Mario ... lived with Lemieux as a young star and has since captained the team for 18 seasons (and counting), leading it to three Stanley Cup championships ...

A sellout crowd of 21,105 at Bell Centre in Montreal were on hand for the opening game of the 4 Nations Face-Off and ...

Today, we want to examine Mario Lemieux's tenure ... worth of NHL hardware, Lemieux remained the only captain in Penguins history to lead the team to a Stanley Cup victory.

On top of a trophy room worth of NHL hardware, Lemieux remained the only captain in Penguins history to lead the team to a Stanley Cup victory. Related: Does Mario Lemieux Still Own the Penguins?

The NHL All-Star Game has existed for a long time, but it has lacked the urgency and passion that the 4 Nations Face-Off has refreshingly brought out of the stars, writes Adam Proteau.