Dean: when is the exam?
Jo: idk
Dean: what?
Jo: idk
Dean: how do you not know? you always know lol
Jo: im just messing with you lol
Dean: ok weirdo so when is it??
Jo: Friday
Dean: FRIDAY?
Jo: yup
Dean: as in this Friday??
Jo: yes 
Dean: fucking hell
Jo: good luck 
Dean and Jo have an exam on Friday.