Ant McPartlin was left shocked after a Britain's Got Talent contestant shoved him out of the way in last night's episode.
The drama unfolded when the star walked closely next to the contestant's wife.
The 43-year-old host was stunned as he turned to his co-presenter Declan Donnelly, 43, and asked him whether he had seen what the man had done.
Joe and Katherine, 58 and 35, appeared on last night's viewing of the talent contest dressed as Elsa and Sven from Frozen, reports the Mirror.
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The couple have previously been on the show trying their hand as a Beauty and the Beast double act.
But Joe's frosty personality match his costume as he made his way on to the stage.
As Katherine walked alongside Ant, Joe shoved into him to be next to his wife.
Ant can't believe what has just happened and clutches his arm in shock. He said: "He pushed me out of the way! Did you see that?!"
"I saw that," Dec confirms.
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The pair perform to Let It Go, with Katherine singing and Joe tap dancing.
Britain's Got Talent airs tonight at 8pm on Saturdays on ITV.
