One admitted to drinking almost a whole bottle of port on the eve of a match then downing three cans of Red Bull and a double espresso in the hours before kick-off.
The other steers well clear of any fizzy drinks, rarely drinks alcohol, only eats nutritious foods and takes five power naps each day.
Yet, for their somewhat contrasting methods, both Jamie Vardy and Cristiano Ronaldo could easily finish as the Premier League's leading goalscorer this season.
United must be on their guard against Leicester with Jamie Vardy in such excellent form
They're both deadly forwards in their mid-thirties more than capable of outstripping a defence and changing the course of a game in an instant.