Animal style refers to the onions that have been carmelized on the grill, with a few other ingredients thrown in. Here is a Link to their secret menu. Here is an Unofficial Menu. 4x4 = 4 meats and 4 slices of heart pounding cheese.

*Michael*
AV123 Refugee - X-LS Encore, X-Voce, X-Omnis, Elt-Dpa's
Denon AVR-591
Magnavox NB500MGX BDP