Tammy Abraham‘s last-gasp goal capped Chelsea‘s stunning second-half fightback as they recovered from 3-0 down to claim a point at West Brom.
The striker clinched a 3-3 draw after Frank Lampard’s side looked beaten at the break.
Mason Mount and Callum Hudson-Odoistruck following the restart to help break Baggies hearts
The Blues’ defensive frailties had been laid bare in the first half as Callum Robinsonwas gifted a brace by mistakes from Marcos Alonso and Thiago Silva.
Kyle Bartley was left unmarked from a corner to score a third as Chelsea were exposed.
Timo Werner hit the bar when they only trailed 1-0 and, while it was another embarrassing display at the back, Chelsea can take solace in their comeback.
Albion missed out on their first Premier League win of the season having lost heavily to Leicester and Everton.
Willy Caballero replaced the dropped Kepa Arrizabalaga but Chelsea’s defensive problems continued as they fell behind after just four minutes.
Alonso cheaply lost possession to Matheus Pereira and he burst forward to find Robinson who drilled in a fine low drive into the corner.
Lampard has overseen just one away clean sheet in 21 Premier League games and will hope new goalkeeper Edouard Mendy, after his arrival from Rennes, will help to solve their problems.