Facebook's coattails carry RockYou and Slide across the pond

Facebook widget makers RockYou and Slide account for two of the top three fastest-growing Web brands in the U.K., according to Nielsen//NetRatings. The third? Facebook. RockYou, the maker of MegaWall YouCan'tGetEnoughOfThisWallFunWallSuperWall, grew 2,100 percent from October 2006 to October 2007. In the same period, Slide, responsible for sheep-throwing app SuperPoke, grew 649 percent. Facebook itself grew 1,650 percent. Here's the chart.