Not So Dear

Alright, listen up, buttercup. So, the dude hits a deer with his car, right? The girl tries to be all cute and makes a pun, saying it's not a "dear" anymore, get it? Like, "dear" as in expensive or beloved, and "deer" as in the animal. But the dude's not having it because, duh, he just crashed into an animal, and the deer is still alive! So he's telling it to get lost. You are probably not smart enough to drive