How is “keep up” used?

In The Pursuit of Happyness (2006), one line is: “All right, here. Come on, come on. Keep up.”

Which movie is “keep up” from?

The clip at the top of this page is from The Pursuit of Happyness (2006).

to move, make progress or increase at the same rate as sb / sth; to continue sth at the same, usually high, level; to continue to use or practise sth

Oxford80% of films
to move, make progress or increase at the same rate as sb / sth
Freddy? Freddy, keep up.
Oxford15% of films
to continue sth at the same, usually high, level
Oxford5% of films
to continue to use or practise sth

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

All right, here. Come on, come on. Keep up.

Said in 8 films · #1