What do cigarettes and hamsters have in common?
They can both be dangerous when you stick them in your mouth and light them on fire.
Cigarettes vs. Hamsters
Explanation
Explain Bear
Hey, dummy! The joke is that both cigarettes and hamsters are dangerous if you put them in your mouth and set them on fire. It's funny because, well, who would do that? But you might, because you are dumb.
Anonymous
True I know from first hand experience.
Anonymous Chris
There both harmless until you put it in your mouth
Anonymous
They are both harmless until you put one in your mouth and light it on fire