The Canucks lost Luke Schenn's brother-in-law, Lane Pederson, to waivers earlier in the season to the Columbus Blue Jackets. It doesn't look like Pederson made a name for himself there since he's only played 15 games since being claimed.
However, the Bruins didn't think it was a big enough punishment and Trent Frederic took care of Pederson. Frederic is known to be quite the agitator and clearly showed Pederson how the dance worked since he sent him down with a one-punch knockout. Here's the clip: