The altercation occurred minutes after Chelsea advanced through German Timo Werner’s shot in the 19th minute.
During a lengthy debate outside the lines, Mourinho told the English coach: “Damn, Frank, when you lose 3-0, you don’t stand here.”
Lampard & Mourinho really sniping at one another across the tech areas. ‘F—— hell Frank, when you’re losing 3-0 you’re not standing up here’
– Sam Wallace (@SamWallaceTel) September 29, 2020
Lampard defeated Mourinho while at Derby County and twice with Chelsea.
Lampard played under the Portuguese leadership for 3 and a half seasons, during which he won two Premier League titles and 4 League Cup and FA Cup titles.