Grant Denyer is one of the biggest names on this year’s I’m A Celebrity… Get Me Out Of Here! Australia – and he certainly knows it.

So much so that he’s now admitted he ‘instantly regretted’ signing up to the show after discovering who his co-stars were.

‘When I arrived, I was like, “I’ve made the wrong decision”. It hit me like a ton of bricks. I thought, “Oh, my God – I can’t be here around the clock with these fame-seekers bouncing off the walls busting to be on camera. This is going to kill me,”‘ he told TV Week on Monday.

Grant added that he’s ‘not really into’ reality…