Celtic could make a swashbuckling bid to lure David Beckham – who is out of contract with Real Madrid next summer – to Parkhead during the January transfer window.

Gordon Strachan is aware of the 31-year-old's circumstances – Spanish sources say Beckham would welcome a fresh challenge and that money need not be an obstacle — and if the opportunity arises, the Celtic manager would like nothing better than to follow last year's highprofile acquisition of Roy Keane, Beckham's former team-mate at Old Trafford, with another bold foray into the transfer market.