GfK Chart-Track outlines the 20 bestselling full-price PC entertainment titles in the U.K. for the week ending August 18th. This week Football Manager 2012 and The Sims 3 swap places atop the chart, and Sleeping Dogs enters at the number three position. On the all-platforms chart Sleeping Dogs lies at number one and there's also a new entry at number two, where New Super Mario Brothers 2 debuts.