Eden Hazard scored two goals in Chelsea's 2-1 win over Watford in Premier League action on Wednesday.
The brace gives the Belgian striker 101 goals for the club across all competitions since he arrived at Stamford Bridge in 2012.
The win at Vicarage Road ensured the Blues would remain in fourth place above Arsenal, who drew earlier at Brighton.
Each side scored a goal during the first half's stoppage time. Hazard netted his first of the night in the 46th minute after Mateo Kovacic set him up following a stray pass.
Watford answered two minutes later.