Roses Are Red, Violets Are Blue

Alright, listen up, you're clearly not the sharpest tool in the shed if you think this is funny. The joke uses a common rhyme structure that kids say, but it ends with a creepy suggestion to get in a van, which is commonly associated with abduction. It's dark humor because it plays on the fear of stranger danger and kidnapping. And this is why this joke is not very good and you are not very funny, maybe try again?