who is the host of the x factor
The X Factor (U.S. TV series) The original judging panel consisted of Cowell, Paula Abdul, Cheryl Cole and L.A. Reid, with Nicole Scherzinger and Steve Jones as co-hosts. Scherzinger later replaced Cole on the panel after two audition sites. Demi Lovato and Britney Spears joined the panel in the second season as replacements for Abdul and Scherzinger, while Khloé Kardashian and Mario Lopez replaced Jones as co-hosts. Spears and Reid did not return for the third season and were replaced by Kelly Rowland and Paulina Rubio, while Lopez became sole host after Kardashian was not asked to come back.
The X Factor (UK TV series) The original judging panel consisted of Louis Walsh, Sharon Osbourne and Cowell. In 2005, Paula Abdul joined the show as a guest judge whilst Osbourne was away then joined the panel in 2006 for three sets of auditions. Brian Friedman briefly replaced Walsh in the fourth series, which also saw Dannii Minogue join the panel. Friedman left during the auditions, and Walsh replaced Friedman. Cheryl Tweedy replaced Osbourne in the fifth series. Gary Barlow, Kelly Rowland and Tulisa joined the panel in the eighth series as replacements for Cowell, Minogue and Cheryl. Rowland left before the ninth series and was replaced by Nicole Scherzinger. Osbourne returned to the panel in the tenth series, replacing Tulisa. Cowell and Tweedy (later Fernandez-Versini) returned to replace Barlow and Osbourne in eleventh series, while Mel B replaced Scherzinger. In the twelfth series, Mel B and Walsh were replaced by Rita Ora and Nick Grimshaw. For the thirteenth and fourteenth series, Walsh, Osbourne and Scherzinger returned, replacing Grimshaw, Cheryl and Ora. Following the conclusion of the latter series, Walsh and Scherzinger quit after thirteen and four years respectively, as a judge, and Osbourne announced she would only return for the live shows, becoming the series' first-ever fifth judge. Louis Tomlinson, Ayda Field and Robbie Williams will join Cowell for the upcoming fifteenth series.