Ve a cortar a otro con ese cuchillo de cartón.
Translation: Go cut someone else with that cardboard knife, meaning don’t try and convince me with your fake story/lie.
Example: I know you don’t want to go out tonight, go cut someone else with that cardboard knife.
De tal palo, tal astilla.
Translation: From such a stick, such a splinter, meaning like father, like son.
Example: Oh that Roberto, he’s a picky eater like his dad—from such a stick, such a splinter.
If you could only see the beast you’ve made of me
I held it in but now it seems you’ve set it running free