What is the name of that british prank show played out by a magician?

I can only remember two of the pranks he did in it. One he got a mother to bring her claustrophobic daughter to a sauna (located outside). He and the daughter then went into the sauna. He pretended the door was stuck and the only way he could get it open was by magically putting his hand through the glass. The second one he was pretending to work in some sort of tech store. A girl customer came in and he claimed there was a problem with her phone in which he could not give it back to her so he did his little trick making it look like he had put her phone into an ipad and showing it to her on the screen. Leaving her confused. Is this familiar? If so what do you call this show?

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