How is “leg it” used?

In The Pink Panther (2006), one line is: “My leg, it crushed my leg!”

Which movie is “leg it” from?

The clip at the top of this page is from The Pink Panther (2006).

Idiom

to run, especially in order to escape from sb

informal · British · Heard in 494 movies

to run, especially in order to escape from sb
We saw the police coming and legged it down the road.

Definitions from the Oxford Advanced Learner's Dictionary, 9th edition

My leg, it crushed my leg!

Said in 8 films · #1