Coronation Street star Charlie Condou sparked a flurry of theories after confessing the "nastiest celebrity" he's ever met was a former co-star.
The actor, who left Coronation Street in 2014, took to Twitter where he opened up about the "nicest celeb" he's ever met - and the nastiest.
Charlie said Hollywood actor Viggo Mortensen was the "absolute best" to work with before revealing the nastiest celebrity he'd ever met was a former co-star.
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The Holby City actor tweeted: "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.
"Nastiest - someone I had to work with closely for a long time...."
Social media users immediately began to speculate that the co-star could be from his Coronation Street days.
Vicky Entwistle, who played Janice Battersby on the famous cobbles, responded to his tweet and said: "I know! X".
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Actor Chizzy Akudolu shared a laughing emoji and said: "This thread is brilliant, Charlie."
Follower Gwyneth said: "OOOhh Charlie you are teasing now, we will all be wondering who that nasty person was!!"