Don't worry OP, everyone has had to deal with it at some point in their life! On the other hand, at least you made some people laugh! Hope things improve for you
From a medical view point, if you have diarrhoea it's normally for a reason and your body needs it out. Taking anything to stop it, can lead to the 'bugs' to stay in your gut and cause another, potentially worse, infection or illness.
If possible, let yaself poo til your heart's content and reschedule :)
I had a bizarre book called 'everybody poops' as a young child. it was basically a bunch of animals pooping. plus people at the end or something. there was an everybody farts book too. same authors probably. i didn't have the fart one though. idk what happened to the poop book. I haven't seen it since I was a little kid... I bet it wouldn't be as funny as a remember it being though... OR maybe, sadly, it would be...
Don't worry OP, everyone has had to deal with it at some point in their life! On the other hand, at least you made some people laugh! Hope things improve for you