This weekend's all-important X Factor final
marks a big moment for Gary and his last remaining
contestant Marcus Collins.
Before finding out if Marcus can go all the way
to becoming crowned this year's winner, the pair are set to perform
a duet together for the very first time!
To support both Gary and Marcus,
be sure to tune into the show on ITV1 on Saturday
at 8pm and Sunday at 7.30pm and don't forget to put your vote