Citation Hunt

The Wikipedia snippet below is not backed by a reliable source. Can you find one?

Click I got this! to go to Wikipedia and fix the snippet, or Next! to see another one. Good luck!

In page Alfred Pennyworth:

"

**In Joker, Arthur, suspecting that Thomas Wayne may be his biological father, goes to Wayne Manor to learn the truth and encounters a young Bruce, to whom he performs a comedic act before forcing a smile onto his face. Following this, Alfred takes Bruce away from Arthur before informing him that his mother was delusional, leading to the latter strangling him before fleeing.