Expectant make-up artist, Blac Chyna, treated fans to an impromptu photoshoot on yesterday. The pregnant mum-of-one was clearly keen to show off her sexy side as she posed up a storm in a plunging black jumpsuit. Rob Kardashian’s fiancee flashed her ample cleavage in the revealing number which highlighted her famous curves. She paired the jumpsuit with caged black sandals and a fierce head of red curls. See more photos after the break