Alpari keepy-uppy challenge - Part two

Two weeks ago, West Ham United's principal sponsor Alpari asked Hammers fans to take part in a keepy uppy challenge - to guess how many kick-ups Hammers defender Leo Chambers managed with a tennis ball in just 30 seconds.

With five footballs signed by members of the West Ham United first team up for grabs, did you guess correctly?

Check out the full video on the Alpari West Ham United microsite.