A Military Question

What's the difference between zebras and female Marines?

Zebras don't have to suck anybody's dick to get their stripes.

What do you call a teenager who doesn't masturbate?

A liar.

How do you make your wife scream for an hour after sex?

Wipe your dick on the curtains.

How's an old lady's twat like Australia?

Everybody knows it's down there but nobody really gives a shit.