If this was a taste of what life on the road under Liam Rosenior might be like for Chelsea fans, then anyone who doubted his appointment may have to think again.

A brilliant performance from Estêvão, who scored the first after a mistake from his fellow teenager Jaydee Canvot before setting up João Pedro for the second, inspired Chelsea to end a run of five Premier League games without an away win at their new head coach’s first attempt, as they piled on the misery for Crystal Palace, who also had Adam Wharton sent off.