Their shared history means they’re comfortable and convincing as a couple talking – and singing – about their lives together.
“It’s just easy to be with Alan,” Henderson said.
“We have a good chemistry. We don’t over analyse it.”
“I come to see you before the show, each night,” said Cumming, “and I say, ‘let’s have fun’. If we can, because it’s terrifying.
“Because you’ve got this incredible roller coaster of emotions. Even in the happy bits, I want to cry.”
“You just can’t help but feel something,” said Henderson.
“It’s like when the first snows come. It’s a tenderness, but there’s a rawness to it as well.”