Guys, if you've ever wondered what ladies do on the Internet all day long, the wonderful <a href="http://www.jennamarblesblog.com/">Jenna Marbles</a> -- the genius who made that amazing <a href="http://www.youtube.com/watch?v=OYpwAtnywTk">"How to trick people into thinking you're attractive"</a> video -- has made a video to enlighten you, to peel back the curtain, if you will, to reveal some of what goes on over in the mysterious world of humans equipped with vaginas.