site Facebook is celebrating its fifth birthday and all members will get a mystery gift, probably a virtual fluffy animal or a bottle of booze.
Facebook was founded by Mark Zuckerberg, then 19, as a pet project, and in the past five years it has moved out of his dorm room and into the homes of 150 million users. It has surpassed MySpace, which currently has around 130 million users.
Facebook is now available in 35 languages, and a further 60 localised versions are currently under development. It started as a Harvard project, but at the moment, more than 70 percent of Facebook users are based outside the US. Statistically, average users spend around 2 hours on Facebook each day, hence the social "notworking" pun.
When Zuckerberg chose to incorporate Facebook, his job description in the submitted paperwork was "Founder, Master and Commander Enemy of