I have never used the term always thought it was a bit presumptuous, it could be considered a sign of having few or even no acquaintances, or pending on whom they were, namedropping, which is worse.
I bet you’ll never get to meet them, en passant props used for self agrandissement often living in grand houses or with big cars in a photo of course. But have you noticed, these people disappear, frequently.
What about, you’ll never believe who I ran into today? a child’s game begins and you must say, who? And before you are told, the scene has to be set up with a few seconds thrown in, the entourage, one could be Fritz.