Toasted Tuna Subway / Worst Night of My Life

We went to Subway for lunch yesterday and I switched up my usual Cold Cut Combo for a tuna on flat-bread.  I stole the idea from my roommate, Cam Kung.  Now, usually when I get my sandwiches I get them toasted, so as per usually the guy asked if I wanted it toasted, and before I even though about it, I replied "Yes."  The sandwich artist then stared at me with a slightly confused look, and said, "With the tuna on it?"  "Sounds good." I sat down to eat this glorious sandwich, but decided I should only eat half, and then I can eat the other half later.  Well the day went buy I and I never...