Preston made his name as the frontman for The Ordinary Boys, but many of us will remember him from his time in Big Brother in 2006.
The nation watched as he fell for the charms of Chantelle Houghton, who had been brought in as the first ever non-celebrity CBB housemate.
Chantelle had to trick the other stars into thinking that she was actually famous, and while her ruse didn't last long, it was her love affair with Preston, who turned 39 this week, that really stole viewers' hearts.
Their instant bond and endearing flirting won us all over, but at the time, Preston, whose real name is Samuel Preston, was with his longtime French girlfriend, Camille Aznar.
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