Sir Alex Ferguson is the most successful British manager of all time.

Nobody is above him or this football club.

So how did an apprentice toolmaker from Glasgow become one of the most iconic figures in sporting history?

His strength of character, his determination, the fight on him.

He can be persuasive, he can be charming. He can be frightening.

I'm Kelly Cates, and this is Sporting Giants, Sir Alex Ferguson.

I didn't want to fail. I couldn't fail.

Listen on BBC Sounds.

Football from Sports Sound.

Brilliant drop of the shoulder!

From BBC Radio Scotland.

There's no substitute. There's no substitute.

And there is the final whistle.

And it has just been a majestic performance from the champions and league leaders.

And another abject evening for Dundee who lose six goals for the second game on the bounce.

A really tough night for them but taking nothing away from the efforts of Celtic who

were two-nil up by the interval 15 minute penalty awarded to them after a VAR review

and Arne Engels dispatched that and in an injury time in the first half,

Aramida smashed home his fourth row in three games to make it 2-0

and really a huge blow to Dundee that was coming when it did. Into the second half,

and Seltie really came out of the traps in the second period,

and we're quickly, within an hour,

...