What is the similar thing between alcohol and anal sex?
They are not for kids.
Alcohol and Anal Sex
Explanation
Explain Bear
Listen up, buttercup. The joke is saying that alcohol and anal sex are similar because neither one is appropriate for children. It's funny because it's unexpected and a little bit naughty. And you probably thought they were similar because they both involve getting something inside you... right?
Anonymous
Yah, but you could probably use one to get the other...
Hostile Eider
The joke is that you can’t make a kid via anal