Cahill pretty much won it all during his seven-and-a-half years as a Chelsea player, as well as becoming club captain, along the way to a total of 290 appearances and 25 goals.
How much do you know about the former Blues skipper and current Crystal Palace centre-back? Try our quiz and find out. Good luck!
If you fancy using that Chelsea knowledge to try to win some fantastic prizes, don’t forget to enter the Play Predictor before the match.