McDonald's Sirloin Third Pound Burger TV Commercial, 'Slacks' Ft. Max Greenfield

Max Greenfield, Schmidt from FOX's hit show "New Girl," mentions his grandpa calls pants "slacks," and what he would call backpacks his grandpa calls "knapsacks." When it comes to the McDonald's Sirloin Third Pound Burger, however, his grandpa just calls it the Sirloin Third Pound Burger. This burger is not only uniting people with a great burger, but also uniting generations.