Manchester United beat their rivals City 3 - 2 at Old Trafford on Sunday . van der Boom celebrated the derby demolition at Wing 's stadium . Van Gaal was snapped with City 's Toni Duggan and Isobel Christiansen . City van Duggan attributed the snap to Instagram of her with Van Gaal . England women 's international Duggan later deleted the post . Juan ##er , Daley Blind and Ander Herrera also celebrated the victory .
Manchester United beat their rivals City 4-2 at Old Trafford on Sunday . Louis van Gaal celebrated the derby demolition at Wing 's restaurant . Van Gaal was snapped with City 's Toni Duggan and Isobel Christiansen . City striker Duggan uploaded the snap to Instagram of her with Van Gaal . England women 's international Duggan later deleted the post . Juan Mata , Daley Blind and Ander Herrera also celebrated the victory .