In Tuesday's finale, Mat, Simmone, Charlotte, and Trisha realised they had reached the wrong summit.
The Summit premieres on Sunday 12 May at 7pm on Nine and 9Now.
A fan favourite was eliminated from MasterChef Australia
Brooke, Lulu, and Isaac reached the top as the final three
Isaac Compton: "I still had to get myself there"
Jans Andre: "I replay that moment in my head over and over again"
The Grand Finale of The Summit airs Sunday, June 4 at 7:00 pm on Channel Nine and 9Now
Another Trekker was voted off The Summit
Alex Silvagni: "I'd put a target on my back if I'm opposed to the others"
Have You Been Paying Attention takes out #1 show
Josh Waldhorn was eliminated from The Summit
Josh Waldhorn: "I grew up in the schools of theatre with all sorts of famous people"
"Escalating mutiny" saw Sam eliminated from The Summit
Sam Molineaux: "I felt absolutely backstabbed"