"get finished with" is a correct phrase in written English.
You can use it when describing an action that has been completed. For example: "I need to get finished with my project by tomorrow".
After I get finished with you, you're all going to rush out and buy condoms".
"But I have a test: If something isn't beautiful when I get finished with it, it's no good".
The soft wedges teeter on cauliflower puree and get finished with a scattering of pumpkin seeds and crumbled goat cheese.
"I think I found it lying around my father's office and started to read it while waiting for him to get finished with a patient".
"We would get finished with practice and he'd say, 'Coach, can I take this bag of balls with me?' He'd go home and eat, and then he'd get his father to hit more ground balls to him.
Testifying at Mr. Pugach's trial in May 1961, Miss Riss said he had told her, "If I can't have you, no one else will, and when I get finished with you, no one else will want you".
Then when I got finished with a few more numbers I looked around and the heel wasnt there but the mouse was.
"Wait till your editor gets finished with this story: it'll look like spaghetti," Mr. Checker said, looking up from a poster.
If you are worried about getting finished with work on time, come in a few minutes early and stay a few minutes late.
