Hiding Out In The Toilet

You know that you’re in for a good week when you didn’t even make it to midday on Monday before resorting to hiding out in the toilet.

I Think I Might Have Had A Bad Day

I'm sure people use the word "irregardless" just to annoy me, the word you're looking for is either "irrespective" or just "regardless". "irregardless" isn't a word, it does not exist and if it did it would essentially mean the opposite of what you think it does.