You wouldn't believe me if I told you.
A Yoghurt's got culture!
The podiatrist bucks up your feet.
Medium Pizzas
They're the one with the dirtiest knees
We may never know the truth.
In a skeptic tank. (Note: I just made up this joke earlier today. I'm not 100% sure the joke is obvious feel free to suggest a better wording!)
Because he was in da Nile.
They take so long that some people don't believe they don't work.