Waking you up at 1.30 then 2.30 then 3am then 4.30 when you have to get up and leave for an exam at 8am.
Stealing food.
Turn up late to a lecture and ask you to move up to let them sit in your seat.
Not doing the reading and then saying 'we were never taught this'.
Turn up to classes saying they're still drunk, especially in 2pm classes.
Leave crumbs everywhere. And glitter, so when you walk from the kitchen to your room, it sticks to your socks and goes in your room as well.
Writing an essay 12 hours before the deadline and getting a 1st.