I think she's either missing a letter or added an extra one. But here are some close matches:
TPS That's Pretty Stupid
TPTB The Powers That Be
As for the "wasaw", I googled it: WASAW Writers & Artists Snacking At Work
So this is what it says now: Roll On The Floor Laughing My Ass Off -Then I had a seizure and everyone on YT has to figure out what this gibberish means.
I have no idea

. I've also polled 3 hs students.