After a closely fought first half, the match exploded into life in the second period, with the visitors taking the lead through Aleksandar Mitrovic before a whirlwind few minutes saw United awarded a penalty and Willian, Mitrovic and manager Marco Silva dismissed for the Cottagers.
Bruno Fernandes dispatched the resulting spot-kick before a superb flick from Marcel Sabitzer edged the Reds ahead. Bruno added a third late on, to put the result beyond any doubt.
Brighton and Hove Albion await Erik ten Hag’s side in the semi-finals at Wembley, but which of our players was voted star man after the quarter-final?