I liked the original joke, and have told it many times in the past. I also find this sentence quite funny:
Like asking someone in a suit how come he’s wearing a suit and he answers “because I bought one and put it on”.
Paraphrasing stand up comic Paula Poundstone:
You’re probably wondering how I ended up with fifteen cats. The answer is that I had thirteen cats, and then I got two more!
I liked the original joke, and have told it many times in the past. I also find this sentence quite funny:
Paraphrasing stand up comic Paula Poundstone: