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X Factor for a number of years.Louis wasn't afraid to give his honest opinion during his time on the show, which often landed him in hot water with the contestants and his fellow judges.READ MORE: Louis Walsh takes swipe at Cheryl and Girls Aloud as he says he 'never wanted them'But in regards to his own personal relationships, the manager behind Boyzone and Westlife hasn't been particularly outspoken.So, what's the truth about Louis Walsh's love life? Here, Daily Star looks into the music manager's past relationship confessions, as well as his Vegas 'wedding' with former colleague Caroline Flack.While Louis has remained fiercely private about his personal life, he hasn't been afraid to poke fun in the past.In 2012, he jokingly walked down the aisle with Xtra Factor presenter Caroline Flack during a spoof on the show.The pair got hitched at the infamous Little White Chapel in Las Vegas by an Elvis Presley impersonator.After arriving in Sin City ahead of the judge’s house stage, Louis and Caroline exchanged vows at the chapel before sealing their romance with a kiss.However, the union was disrupted when Sharon Osbourne made a dramatic entrance.But while the hilarious spoof was clearly staged for the show, Louis has always been fond of Caroline.Following her tragic death in February 2020, the music manager paid a touching tribute to his former colleague.He said: "I really liked her, she was great fun and just a pleasure to be around. She spoke her mind and was always up for a laugh." Louis and Sharon were thick as thieves whilst judging on the X Factor.