Snape: what is the name of the potion that forces u to tell the truth..??
Hermione: ......zzzzzzZZZZzzzz.....
Snape: Miss.Granger?
Herm: ????? hmm...what ????
Snape: tell me..what is the name of the potion that forces u to tell the truth..??
Herm: how should i know? u over-grown bat.. 🙂