Terrified reality TV star brandished a KNIFE at Michael McIntyre after fearing BBC prank team were burglars

TERRIFIED TV prima Sam Thompson confronted Michael McIntyre with a weapon erstwhile helium mistook the comedian’s late-night prank for a burglary.

It came arsenic Michael filmed his Big Show’s ­Midnight Gameshow conception successful which a celebrity is amazed astatine location successful bed.

Sam, 32, was dormant with then-girlfriend Zara McDermott erstwhile they heard a noise.

A root said: “A household subordinate was successful connected the    joke and passed location    keys to production. But   when unit arrived they   found the chamber locked.

"Sam past came retired with a knife. It was shocking. He and Zara had heard a commotion and mistook it for burglars.”

Sources said I’m A Celeb victor Sam grabbed a tiny weapon utilized from an earlier repast and did not usually support immoderate blades successful his bedroom.

The conception was filmed earlier Sam and Zara, 28, split successful December.

The Big Show aired connected January 18 with the weapon play edited out.

Instead BBC screened a mentation wherever Sam laic successful furniture portion Zara answered the door.

Michael, 48, hinted astatine the play connected The One Show, saying helium had heard Sam and Zara “freaking out” down their locked chamber door.

He added, joking: “It’s not successful the amusement and I astir apt shouldn’t beryllium saying it but — you know, helium had a limb — I could person died that nighttime astatine the hands of Sam Thompson.”

Sam has said of the segment: “Best acquisition ever mate, the coolest happening ever.”