Funny, I thought that cleaning the house, buying dinner, and/or liberal doses of tequila caused head… 
:D;)
(Dare I add the :o smiley?)
Coors: The Banquet Beer.
I assume the ploy is that Coors is a beer for celebratory occasions such as banquets.
Personally, I equate it to ‘banquet food’: Cheap, mediocre fare that can be served to gobs of people.