The two side played out a 1-1 draw at The Hawthorns on Saturday and will replay at White Hart Lane on February 12th.
5th round draw:
Bolton Wanderers v Derby County or Fulham
West Brom or Tottenham v Nottingham Forest
Everton v Manchester United
Charlton v Leicester City
Burnley v Blackburn Rovers
Southampton v Brentford or Hartlepool United
Newcastle v Chelsea
Arsenal v West Ham or Sheffield United
The ties will take place on February 19th/20th.