Scott Brown has already got down to business with the Dons. The 35-year-old played his last game for Celtic in the goalless draw away at Hibs, the very club Gordon Strachan signed him from in the summer of 2007.
14 years later he's bringing the curtain down on an illustrious career in Glasgow's east end but is adamant he's not done yet.
And he revealed he started his new player-coach remit under Stephen Glass in the Granite City "pretty much" less than 24 hours later.
Asked after his final Hoops bow when he was starting work at his new side, he told BBC Scotland: "Pretty much on Sunday morning.
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