The BOYS WILL BE BOYS singer proposed to Houghton during a recent romantic night out.

Her spokesman says, "I can confirm Preston proposed while they were out on Monday (10APR06)."

Samuel Preston and Chantelle Houghton Prada - GQ Style party and Spring/Summer preview held at Prada Store. London, England - 30.03.06.
Credit (Mandatory) : Z.Tomaszewski / WENN