The model donned a blue and white bikini while she straddled a shirtless Bieber as the newly engaged couple shared a very steamy kiss in a hot tub for a sizzling Instagram snap.
He also posted on his Instagram Story a photo of the two wearing matching his and hers diamond watches. "Me and bae," he wrote.
Later, Hailey shared on her Instagram a photo of her standing on the steps of a private jet with the love of her life. Looks like the two were set to fly off to another romantic getaway.