Has to be Oscar Meyer.. They know how to promote... They could even have Oscar Meyer WIENERWHISTLE™ give-away nights at all the stadiums.. Imagine the sound of thousand of them on TV! http://www.kraftfoods.com/om/bn/c_Games/games_Whistle.htm
Anything but Vienna Beef being sold in Chicagoland is due cause for riots. Additionally, anyone caught using ketchup on their dog should be taken to the center circle at halftime and pelted with tomatoes.