Justin Timberlake......
......I see what you did there.
The man who registered the domain name facebook.info has lost a cybersquatting case, after Facebook used his own eight-year-old Facebook account as evidence against him. Occasional web entrepreneur Igor Dolgalev registered the facebook.info address on 25 September, 2004, while he was still a student at Cornell and Facebook …
And sometimes people don't realise there is humour included and need the have the previous posts and maybe even this post explained to them.
That is to say that the humour passes over their heads (they don't understand it) and that they need "hand holding" to grasp the type of the humour and to spot any double meaning that is used to act as a "punch line" or in an ironic fashion (to know what it means basically, what type of "humour").
See
http://en.wikipedia.org/wiki/Humour
http://en.wikipedia.org/wiki/Irony
http://en.wikipedia.org/wiki/Sarcasm
Those are web URL (links to information on web pages) you use a web browser.
http://en.wikipedia.org/wiki/Web_browser