We ask because a large gathering of Mother's bright young things led by founder Stef Calcraft were spotted in the rather fustier surroundings of Boisdale of Belgravia, quaffing red wine before retiring to the cigar terrace, where they chomped their way through some of Havana's finest.
What does this all mean? Has Mother suddenly gone all establishment? And could this be bad news for the Roof Top at Shoreditch House? Let Diary know if you spot Mother anywhere incongruous.