Lifelong Celtic fan Butler couldn't hide his delight as he took to the field at Parkhead for the legends match.
The 41-year-old star was seen beaming as he made his way into the stadium in his white T-shirt and beige trousers, taking the time to have photographs taken with fans.
Champion boxer Ricky Hatton, boxer Steve Collins and The View band members Pete Reilly and Kyle Falconer also played in the game, while former Celtic boss Gordon Strachan's appearance for the Manchester United side added to the atmosphere.
He joined Teddy Sheringham, Dwight Yorke and Ole Gunnar Solksjaer to raise cash for the famine crisis.
And Richard Ashcroft, Tinchy Strider and Simon Webbe from Blue were be joined by former Have I Got News For You host Angus Deayton for visiting team Manchester United.
With Calvin from Hollyoaks
Manager Neil Lennon: 'The majority of the proceeds will go to the East African famine and a portion of the gate receipts will go to a young player John Kennedy, who's now working at the club.
'He tragically retired very early in his career and he was a great talent which was lost due to a horrific injury.
'We just hope on the night it's a great occasion and we get a lot of people through the turnstiles.'
with pointless sunglasses
(ImagineTeam GaGa v Team Britney. Literally)