COUNTDOWN'S Rachel Riley took a swipe at co-star Susie Dent as the ‘most annoying thing about show’.
Thursdays episode of the Channel 4 show saw host Colin Murray introduce another round of Champions of Champions.
He said to his co-star: "Rachel, here we go again."
He then asked: "Here's what I want to talk to you about. Be honest.
"Is there a repetitive thing about Countdown that after all these years...annoys you a bit?"
Rachel, who has been in charge of the letters and numbers since January 2009, replied: "I mean obviously ignoring Susie..."
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She immediately laughed to show she was joking, while Dictionary Corner star Susie shoulders lifted in a chuckle as she smiled and said nothing.
Rachel continued: "No I love this show, if I didn't like repetitive jobs I wouldn't be very good on here.
"And even the Countdown theme tune I think is great."
She then dropped a bombshell by saying to Colin: "Before your time, before my time, someone interviewed for your job but but they requested that we changed the Countdown theme tune."
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As Colin looked shocked at the suggestion, Rachel added: "I won't name names but obviously he didn't get the job."
As Colin said: "Wow" Rachel said: "Sacrilege, Sacrilege."
The host then added: "What a pointless suggestion that is, my goodness."
Countdown airs weekdays at 2.10pm on Channel 4.