"Dare I say the Canadians have found their own Bolero," said Cousins in a reference to the Brits' famous winning dance at the 1984 Games in Sarajevo.
"It was just the perfect love story - there was not a hair out of place."
Cousins said the dancers had been together for 13 years after Moir's mother - his coach - spotted Virtue.
And the pair made a virtue of their experience with a spendidly stylish routine.
"It was one of the highlights of my skating life to witness," said Cousins, who won gold at the 1980 Olympics in Lake Placid.