The singer defends his Xtra Factor co-host

Olly Murs has spoken out against Christopher Maloney’s unpleasant behaviour after revealing the former X Factor star was rude about Caroline Flack during the series.

, 34 – who reportedly called fellow contestant Carolynne Poole a ‘c***’ before the final show – has been dealing with a stream of abuse from Twitter trolls and has suggested he is the subject of a ‘witch hunt.’

Please stop online abuse,’ Chris posted on the social networking site, ‘all I done was follow my dream.’

But speaking to Alan Carr during the filming of Chatty Man, Xtra Factor presenter Olly, 28, admitted that the controversial contestant had also been rude about his co-host.

‘He did once have a go at Caroline,’ revealed the Troublemaker singer. ‘He said something in a newspaper and then he came on The Xtra Factor so that was awkward.’

Although Olly did start to feel sorry for Chris after the studio audience’s response to his performances during the live shows.

‘To have been booed every week must have been hard,’ he admitted. ‘He is changing his life, even if he has become a complete…

‘He is still a nice guy.’

SEE PICTURES Christopher Maloney and the X Factor contestants perform secret gig in London ahead of Saturday’s live show

SEE PICTURES Christopher Maloney and The X Factor‘s wildcard contestants appear on Daybreak ahead of first live show

SEE PICTURES Christopher Maloney and the X Factor 2012 contestants try out the One Direction jumpsuit trend in London

Natalie Walsh