This means having a painfully difficult and laborious day that feels stressful, tedious or like it will never end.
First used during Google hangout banter on August 16, 2020
Today is like shitting a porcupine (meaning it's tediously slow, challenging, painful, laborious or difficult)
I'm shitting a porcupine (meaning having really tough day getting through everything)
Question: How's it going?; Answer: Shitting a porcupine mate