<page_title> 2017–18 Chelsea F.C. season </page_title> <section_title> Matches </section_title> <table> <cell> 21 October 2017 9 </cell> <cell> Chelsea </cell> <cell> 4–2 </cell> <cell> Watford </cell> </table>
On 21 October, Chelsea won over Watford by 4–2.