Charlie Condou has told how the "nastiest" celebrity he has ever met is someone he "had to work with closely for a long time".
The former 'Coronation Street' star - who played Marcus Dent on the ITV soap from 2007 to 2014 - admitted the "nicest" star he has met is 'Lord of the Rings' actor Viggo Mortensen, when he worked alongside in 2008 movie 'Good', but his comment about the unnamed unpleasant person has had the Twittersphere guessing as to who it could be.
Charlie wrote on Twitter: "Taking my cue from @BridgLondon, who’s the nicest celeb you’ve met? And who’s the nastiest? Nicest - Viggo Mortensen was the absolute best when I worked with him.
Read more on msn.com