The Portuguese superstar's move from Juventus to the Reds in late August caught everyone by surprise but he hasn't disappointed so far, scoring 13 goals in 18 games.
United photographer Ash Donelon has had a privileged view of Cristiano's homecoming, from snapping our no.7 on that sun-kissed day in September when he took to the Old Trafford pitch to soak in his surroundings to the cold and dark Saturday evening in East Anglia, as he struck a late penalty to give the Reds all three points against Norwich.
So, we thought we'd ask Ash to pick out seven (of course!