Demba Ba, with his 14th Premier League strike of the season, and Eden Hazard had put the Blues in control and they seemed to be cruising to a first home victory since before Christmas.
But Rickie Lambert pulled Southampton back into the game with a header three minutes after being sent on and Jason Puncheon then equalised with a brilliant volley.
Hours after Pep Guardiola announced he was taking charge of Bayern Munich, the dissent towards interim boss Rafa Benitez at full-time was clear.




