Webb, Hammersmith

Webbs Hammersmith 25.12.1794 at Foulkes'.
There were plenty of Webbs in Hammersmith, including chairmakers John of Fulham died 1795, his sister Martha and nephew Henry of the Creek, Hammersmith, and tobacco pipe maker Edward Webb of Shepherds Bush, and a Thomas Webb gentleman who died 1803 and his wife Mary. Why were they at Foulkes' on Christmas day?