United fans got a glimpse of this side during the much - troubled preseason tour of China when Ricardo Formosinho was caught on camera chasing Jesse Lingard after a prank during training .
Ricardo Formosinho is a member of Mourinho 's backroom staff .
United fans got a glimpse of this side during the much - troubled preseason tour of China when Ricardo Formosinho , a member of Mourinho 's backroom staff , was caught on camera chasing Jesse Lingard after a prank during training .