The future is bright, the socks are orange and the football is becoming like clockwork for Chelsea under Maurizio Sarri.
Take the third goal, scored in stoppage time by Alvaro Morata who applied the final touch to a fluent move featuring 31 brisk passes.
The travelling supporters roared 'Ole' as Southampton, tired and defeated, were tormented.
PLAYER RATINGS AND LIVE PREMIER LEAGUE TABLE
Southampton 3-4-3: McCarthy 5; Bednarek 5 (Romeu 46 min, 5), Yoshida 6, Hoedt 6; Soares 6, Hojbjerg 5, Lemina 6, Bertrand 6.