Perhaps they felt that not chatting would be weird, as it might lead people to mistakenly assume there was conflict between the four of them, so they chatted about posh topics while eating.
After discussing last month's New York fashion show, they speculated on who was likely to dominate the C position in next month's Fashion Bazaar. To the uninformed listener, it would seem that each woman sitting there had a net worth of over a billion.
The three young girls, noticing the hidden amusement in the glances thrown their way, decided to lower the level of their conversation by discussing the spring and summer new releases of luxury brands.
Drooling over unaffordable items wasn't illegal. Working in the entertainment industry, they were always exposed to the forefront of fashion, and over time, their sense of style improved significantly.