Manchester United are a club with something to prove -- .
Club have appointed a brilliant , albeit highly - divisive manager who also has something to prove in Jose Mourinho after his sacking at Chelsea just seven months after his team won the title .
Manchester United are a club with something to prove -- and they have appointed a brilliant , albeit highly - divisive manager who also has something to prove in Jose Mourinho after his sacking at Chelsea just seven months after his team won the title .