If you were Sir Alex, would you have done the same?
Former England midfielder Scholes, who retired last season having spent his entire senior career with United, took the field in the 59th minute at Eastlands here on Sunday after replacing Nani.
DON'T FORGET TO SIGN IN BELOW TO SHARE WITH US YOUR THOUGHTS
His first touch was cheered by the travelling United faithful but it was his mistake that led to City's second goal as the home side, down to 10 men after captain Vicent Kompany was sent off, threatened a comeback from 3-0 behind.
Scholes, 37, was named on the bench by United manager Sir Alex Ferguson with his old club having suffered an injury crisis.
What do you think about Paul Scholes' return to Manchester United? Was it a wise decision by Sir Alex Ferguson?
Even Thierry Henry is now back for Arsenal, the upshot being that he hasn't stop playing.
Surely a club like Manchester United would have the resources to buy younger and fitter players than Scholes in this transfer market.
Would you do the same? Sign in below and tell us!
You might also like: