Less random than say, doppelgänger week, the current Facebook trend is all about upcoming Valentine’s Day on February 14th. The idea is to set a photo of both yourself and your partner as your profile picture, and tell the world how long you’ve been in a relationship.

It’s Doppelgänger week on Facebook. Change your profile picture to someone famous (actor, musician, athlete, etc.) you have been told you look like. After you update your profile with your evil twin or switched at birth photo then cut/paste this to your status.

The folks at OkCupid have analyzed over 7000 profile picture on their dating site and compared the image content to the friend requests these profiles were attracting. Facebook’s not a pure-blooded dating site, but it helps many of us get in touch with old and new loves.

Got moustache? Facial hair is cool, it’s hip ─everyone in Williamsburg (Brooklyn, NY) has it─ and it makes you look older wiser. But if you happen to be a kid, a woman or Right Said Fred, it can be hard to go with the hipster flow. Don’t worry, we got you covered!

In case you hadn’t noticed, it’s Wayback Week (aka Throwback Week) on Facebook. Why? Maybe it’s like the bra color status updates, but now to raise awareness for growing old? Or maybe it’s just plain old fun.

If you’re a hardcore Maddict, you’ll have at least heard of Mad Men Yourself by now, but for everyone else we’d like to point to this web-based application that allows you to create an avatar or Facebook profile picture in a true sixties vintage illustration style.

Do you feel that, no matter how hard you try, you always look like you’re celebrating Halloween in your self-portraits? Then this video tutorial will teach you a trick or tow about taking snapshots that can even make monsters look cute or cool.

Let’s kick off our Halloween Week with 9 different ways to become a zombie without dieing, so you can become the scariest creep on the Facebook graveyard on the way to All Saints’ Eve.

Maurice Sendak’s Wild Things are on Facebook. Well, sort of. Warner Bros Pictures made a simple Wild Things application for Facebook which allows you to become little Max, the King of all Wild Things in the official poster for the just released Spike Jonze movie adaptation.

Oooh yeah! The Beastie Boys have remastered one of my all-time favorite hip hop albums, Ill Communication, adding 12 bonus B-sides and rarities. Along with the reissue comes the Sabotage Yourself tool on their website, which allows you to become a fictional character similar to the cops in the acclaimed “Sabotage” music video, directed by Spike Jonze.

Have you heard about poor Kimberley Vlaeminck from Belgium? The teenager badly wanted a tattoo of 3 little stars on her face, but fell asleep during the tatoo-session and woke up with no less than 56 stars all over her innocent face (reminds me of “Pretty fly for a white guy” by The Offspring). Kimberley has become an instant Internet hype…

Photo Phonebook is a free iPhone app that syncs your phone’s contacts with their Facebook profile pictures. Once you have installed the app via iTunes, you need to open it and create a Photo Phonebook account. Next, it’ll download up to 100 profile pictures of your Facebook friends and link them to their phone numbers.