Dave Grohl is  set to be a part of Super Bowl LVII ... unfortunatley not performing at halftime (c'mon NFL) but in a commercial for Crown Royal  ... the whiskey brand has released a teaser of the commercial - that will air in the thir quarter of the big game - where Dave 'learns something new' ... the internet is buzzing with theories - many of which point to - Dave learns things that were invented in Canada 

Check it out below: