The rapper's released 'H.A.M', which is the first song from their forthcoming joint album, on the social-networking website at midnight today (January 11).

In an update on Twitter, West posted a picture of a screen shot which showed Facebook on his browser suffering a 'Read Error'.

“'H.A.M' crashed Facebook,” the rapper said in an accompanying message, before revealing the official artwork for the single.

The track is the first song to be taken from 'Watch The Throne', which is understood to be due for release in March. It is the rapper's first joint album.

(by Jason Gregory)