This isn't a joke!
2 seconds sound clip from the Batman: Mask of the Phantasm movie soundboard.
You can hear this line at 00:39:23.548 in the Blu-ray version of the movie.
Quote context
[...]
- Come. Have a seat, Sal. Tell me what's on your so-called mind.
- It's Batman. He's gone nuts.
- First he whacked Chuckie Sol, then Buzz, and now he's after me.
- You know, I've been reading lately how old guano-man is wound tight enough to snap.
- Wouldn't it be great if I've finally driven him off the deep end? Ha ha ha!
- Batman's knocking us off, and you're the only one who can take him down.
- Look, 5 million up front with whatever you want to finish him off.
- What do I look like, pest control?
- Think, you fool! Once he gets me, how long till he gets you?
- You know what I'm talking about. Your hands are just as dirty. Dirtier!
[...]