MANCHESTER UNITED legend Cristiano Ronaldo has returned to Old Trafford...on international duty with Portugal.
The Real Madrid star trained in Manchester with national side this evening ahead of tomorrow's friendly against Argentina.
The clash sees Ronaldo come up against familiar foe Lionel Messi, is set to captain the south Americans.
Ronaldo is favourite to retain the Ballon d'Or trophy for the world’s best player.

HOMECOMING: Ronaldo will feature on his old stomping ground for Portugal
But Argentina coach Gerardo Martino reckons Messi is the superior player.
"You can’t take out of the deciding process I am Argentinian, my heart lies with Messi," he said.
"I cannot separate sentiment from my objective decision. Whatever season Messi had on footballing grounds, I would still vote for him.”

WELCOME BACK: Ex-United men Ronaldo and Nani (centre) training on the Old Trafford pitch
Ronaldo is sure to have the backing of the 'home' fans, with the
29-year-old regarded as all-time United great after his six years of
service between 2003 and 2009.
Nani, who enjoyed a less successful spell at the club before being loaned to Sporting Lisbon earlier this summer, also took part in training.
The Real Madrid star trained in Manchester with national side this evening ahead of tomorrow's friendly against Argentina.
The clash sees Ronaldo come up against familiar foe Lionel Messi, is set to captain the south Americans.
Ronaldo is favourite to retain the Ballon d'Or trophy for the world’s best player.
HOMECOMING: Ronaldo will feature on his old stomping ground for Portugal
"You can’t take out of the deciding process I am Argentinian, my heart lies with Messi," he said.
"I cannot separate sentiment from my objective decision. Whatever season Messi had on footballing grounds, I would still vote for him.”
WELCOME BACK: Ex-United men Ronaldo and Nani (centre) training on the Old Trafford pitch
Nani, who enjoyed a less successful spell at the club before being loaned to Sporting Lisbon earlier this summer, also took part in training.