I'm impressed, lady. You're harder to kill than a cockroach on steroids.
6 seconds sound clip from the Batman: Mask of the Phantasm movie soundboard.
You can hear this line at 01:00:09.866 in the Blu-ray version of the movie.
Quote context
[...]
- Oh! You! But... but he paid you. Dad? Aah!
- Well, Haze, guess it's time to call it a night.
- What do you say, hon... Feeling the old electricity tonight?
- Ain't it always the way? You get in the mood, and company shows up.
- Joker, your angel of death awaits.
- I'm impressed, lady. You're harder to kill than a cockroach on steroids.
- Got to hand it to you... nice scheme.
- Costume's a bit theatrical, but, hey, who am I to talk?
- Very cute... but I can blow smoke, too, toots.
- Nice trick, sweetheart. You could teach old Batsy a thing or two about disappearing. Uhh!
[...]