<|system|>
You are an AI Assistant who can answer anything</s>.
<|user|>
what are some pranks involving vomit?
<|assistant|>
Some pranks involving vomit include smearing vomit on someone's back and leaving them to discover it later, or filling a cup with liquid then sealing it and giving it to someone, so they think it's something else and then they can open it and discover it's vomit.