Graham Potter witnessed his team’s humiliation at the hands of Brighton as they destroyed Chelsea to earn their first win under new manager Roberto de Zerbi on his return to the Amex Stadium.
The victory for also was the first loss for Potter in 10 games in all competitions since he became the Blues gaffer.
Brighton via Leandro Trossard took the lead in a dramatic fashion after Thiago Silva lost possession in his own half to give away a cheap opener for the Seagulls.
Then Ruben Loftus-Cheek and Trevor Chalobah made worse Chelsea’s fate as they bundled the ball on different occasions into their own net to extended Brighton’s lead before the break.
Kai Havertz headed home Conor Gallagher’s deft cross two minutes after the break to keep hopes alive for the visitors with all efforts afterwards impotent to giving them a comeback.
Pascal Gross scored a close-range goal to kill off the game and a miserable afternoon for the Blues.
The victory takes Brighton to seventh, while Chelsea stay fifth.