Gallery: The most talked-about gala dresses (Espresso)Usually admired for her glamourous red-carpet style, Gillian has mostly been chilling out in comfortable black track pants and matching hoodies for the past year or so.
And along with her cosy sportswear, the star has adopted another style rule - no more bras. "I've gotten so lazy and I don't wear a bra anymore.
I can't wear a bra. I can't, no, I can't. I'm sorry," she said while hosting an Instagram Live last week. "I don't care if my breasts reach my belly button, I'm not wearing a bra anymore.
It's just too f**king uncomfortable. "And now even the elegant Gemma Chan has admitted she felt "so out of practice" while walking the red carpet at the Cannes Film Festival last weekend.