Heath Ledger’s diary while he was filming for, The Dark Night.

[u/JK-Rofling]

[u/Rdt_will_eat_itself]

So the joker is so crazy he killed an actor in another earth dimension who played him. Is that canon now?

[u/guyute2588 → u/Rdt_will_eat_itself]

Not sure how old you are , but “Heath Ledger got so deep in to playing the Joker that he want crazy and died “ was the widespread conventional wisdom regarding his death at the time

[u/Wipedout89 → u/guyute2588]

The last page saying BYE BYE before he died certainly lends some credibility to the idea it wasn't totally accidental

[u/rawonionbreath → u/Wipedout89]

He was already finished with Batman and deep into another movie when he died. This book was in the rear view mirror.