One day, there were two muffins in an oven. One of the muffins said, "Man, it's hot in here." The other one said, "Oh my god! A talking muffin!!!"
Two atoms are walking down the street, and they run into each other. One says to the other, "Are you all right?" "No, I lost an electron!" "Are you sure?" "Yeah, I’m positive!"
Two blondes fall down a well. One says to the other one, "Isn't it dark down here?" She replies, "I don't know. I can't see."