You Dirty Rat!

[Ted Pikul]

POSSIBLE SPOILERS

Has anyone re-watched The Philosopher's Stone & The Chamber Of Secrets & noticed any pointers to Ron's Rat Scabbers doing the dirty in The Prisoner Of Azkaban?

[Horror whore]

There aren't any hints, but I was satisfied that they actually established that Ron had a rat so it didn't feel too out of the blue in PoA....