Blackburn 3 Portsmouth 1: Allardyce’s overhaul does the trick for Rovers

He's back: Blackburn Rovers' Jason Roberts (left) celebrates with David Dunn Copying the tactics of the Premier League's bottom side and introducingtwo strikers seeking futures elsewhere may not seem a failsafe formulafor success, but it worked perfectly for Blackburn.Sam Allardyce's dramatic overhaul saw the arrivals of Jason Roberts and Benni McCarthy and a switch to mirror Portsmouth's midfield diamond formation. If Roberts's two goals won the game, Allardyce's half-time rethink changed it.The Blackburn boss said: 'It was radical but it worked tremendously. I've earned my money this week.'Jamie O'Hara's low shot put Portsmouth ahead, Roberts equalised from close in after a corner and Ryan Nelsen, heading in another corner, gave Blackburn the lead before Roberts made it safe from McCarthy's low cross.' BLACKBURN ROVERS

Source: Daily_Mail