Thanks, Kenny. You're the best partner in crime I ever had.
9 seconds sound clip from Batman (1966) - When the Rat's Away the Mice Will Play (S1E12) TV Series.
You can hear this line at 00:11:22 in the Blu-ray version of the movie.
Quote context
[...]
- And of course, how could our Museum Of Fame exist without Batman and Robin?
- I think they are cute. Just because we're on opposite side to the fence doesn't...
- We were on opposite side to the fence. They're dead, remember?
- Thanks, Kenny. You're the best partner in crime I ever had.
- Later, on a Gotham City street corner.
- All security of its cannot stop the destruction and only I can deactivate the bomb.
[...]