Miss Lloyd said: 'I was in bed getting my beauty sleep when he was out chatting up his Cheeky Girl. 'They've been together for two months and I called off our engagement a couple of weeks ago, so you do the maths.
I found out about it from a mutual friend.' Mr Opik and Miss Lloyd had become a celebrity couple, appearing side-by-side at charity functions and on the quiz show Who Wants To Be A Millionaire.
Entering the chart at number two, the single remained in the top five for five consecutive weeks – four of them at number two.
In the week before Christmas this was one of three singles from the Popstars: The Rivals show to occupy the Top 3, One True Voice and Girls Aloud held the other two positions. Their style of music is primarily disco-pop, aimed at the pre-teen market.
Öpik stood unsuccessfully for the position of president of the party in 20.
He was also unsuccessful in a bid to become the Liberal Democrats' nominee in the 2012 London mayoral election.
When TV weathergirl Sian Lloyd discovered she had been dumped for a 24-year-old pop star, her revenge on MP Lembit Opik was swift, crushing and very public.
Following two appearances on the show with their audition which had judges Pete Waterman and Louis Walsh not knowing what to say (Waterman was later quoted as saying they were the worst act ever), various record companies approached the Granada Press Office.
'As we all know, the end of any personal relationship is always difficult, but these things happen.
Sian and I had many happy times together and I will always treasure those.
The Cheeky Girls are a Romanian-born British-based pop duo consisting of twin sisters Gabriela and Monica Irimia, originally from Cluj-Napoca.
After appearing as auditionees in Popstars: The Rivals, they achieved success in the charts with four top 10 hits between 20.