The 10 best free transfers in the Premier League ever: Chelsea snap up the most bargains in shrewd deals

Jay Jay Okocha – PSG to Bolton

Sam Allardyce pulled off a masterstroke in 2002 when he snapped up the Nigerian international in 2002. Helping the side swerve relegation in his first season, he then went on to captain the club with distinction and lead the Trotters to their first cup final in nearly a decade.