Again, just because nothing is said to you doesn't mean it's not cared about and not spoken about by other people. Unless you're irreplaceable (highly doubtful) I'd try not to act like a jackass
Yeah well, can't really rule that out since they don't like seeing others having fun or enjoying themselves when they can't do that.
I guess I'll try taking permissions from now on because my exams will be over when I go back on 10th June so I don't have to worry about leaving early.
Again FYI, they say "nobody is irreplaceable"

Ghost & Froody: The course in chartered accountancy, which is same as CPA. So there is a 3 year internship.
There are 3 stages, Intern 1, 2 & 3. There are some exams which you have to pass to become a CA which you give in the middle of 3rd year. If you qualify, you become eligible to be promoted to a full time employee, unless you want to leave the company.