By A Mystery Man Writer
The TOWIE star, 26, wore nothing but a matching set of black lacy underwear in the racy post.
PHOTOS: Billie Faiers shows off baby bump in stunning bikini photos
Billie Faiers shows off growing baby bump in a bikini after announcing she's having third child
Billie Faiers flaunts bump and promotes new clothing line
Billie Faiers sends temperatures soaring in bikini snaps as she poses up a storm in Sorrento
Sam Faiers showcases her baby bump in skimpy black bikini
Inside Billie Faiers' pregnancy diary - OK! Magazine
Billie Faiers displays her baby bump in a bikini as she soaks up the sun in Greece - Irish Mirror Online
Billie Faiers baby bump: Shows off pregnancy in lace dress at TOWIE event in Essex - Mirror Online
Yummy mummy pregnant billie was on mummy duties as she visited her local farm shop in ess – Artofit
TOWIE star Billie Faiers reveals 'tiny' 20-week bump on Instagram