The pregnant model stunned in a Tadashi Shoji hot pink velvet gown with lace bell sleeves, a diamond cut-out at the décolletage and a flowing train. She accessorised with a metallic Tyler Ellis clutch and styled her golden locks in a tousled up-do.
Meanwhile, John looked dapper in a classic black tuxedo ahead of his performance at the important event.
It was Chrissy's second 'pretty in pink' display of the last week, as the model was also spotted in a lush millennial pink velvet wrap dress at the 2017 GQ Men Of The Year Party last Thursday night in Los Angeles.
It seems the stunning star has found her new signature maternity style!