The context of the following conversation is Taylor stayed up all night to study for a very important exam which made up a large portion of their grade.:
Taylor says I pulled an all-nighter last night for an exam..
The friend responds Oh you must be so tired!.
Taylor responds I kind of am but I had a lot of coffee..
The friend responds I guess it was a big test?.
Taylor responds Yes. A huge portion of my grade..
The friend responds Oh good luck!.