Protocol
It also was a showing of the deep respect to Grace that the family had to get attired formally to say their farewells.It was a "High Catholic" ceremony and equivalent to something happening in The Vatican with high ranking members of the Church there presiding over the funeral.
So I guess you could not turn up in jeans.
HSH's Princess Grace's Funeral was a State one and a formal affair. The "frock" you refer to is possibly the two Morning coats with striped trousers that Rainier and Pa wore with gloves which the protocol of the funeral called for.Why were Rainier and Albert wearing the frack during Grace's funeral?
It also was a showing of the deep respect to Grace that the family had to get attired formally to say their farewells.It was a "High Catholic" ceremony and equivalent to something happening in The Vatican with high ranking members of the Church there presiding over the funeral.
So I guess you could not turn up in jeans.