find a cat identical to the one you will soon abduct -- after that, kidnap the cat and place that identical cat to her place. Make sure to not leave any evidence such as fur and fingerprints If it doesn't work, kidnap the owner instead reply
Is this because of your girlfriend?
Edit: in reference to the op arguing with her girlfriend and then her girlfriend threatening to keep the cat. reply
u know instead of trying reckless methods u can be friendly with the cat n allure in out to a silent place...i hope u r not trying any shit tho..u better not (⌒▽⌒) reply