As Manchester United face the Champion's League semi-finals against Arsenal, Sir Alex Ferguson knows his side has a tough battle on their hands to defeat Arsene Wenger's army.
Ferguson has made a plea to United fans asking for their support in the upcoming crucial games saying: "They're going to have to drive us. We've been through a hard, hard season and it's coming up to that part of the season where we need everyone."
After 23 years in the Old Trafford hot seat packed with a victorious history there's every chance he will lead the reds though to another Champion's league final. But how much do you know about his glory days?