BenoÃ t Assou-Ekotto ( born 24 March 1984 ) is a Cameroonian football player . He plays for Tottenham Hotspur and Cameroon national team . BenoÃ t Pierre David Assou-Ekotto ( born 24 March 1984 in Arras , France ) is a French-born Cameroonian footballer who plays for Premier League club Tottenham Hotspur as a left back .