The room audition
Prison officer Sam got four 'yes' votes after her powerful rendition of Beyonce's Listen. Gary Barlow said: "Your voice is incredible. Cuff me, it's a yes."
Arena audition
She received a standing ovation for her performance of Who's Lovin' You, by The Jacksons.Boot camp audition
She reduced the judges to tears with Emeli Sande's Clown and was the first to secure a place in Sharon Osbourne's over-25s group.Judges house audition
Sam won a spot on the live shows with an emotional performance of I Have Nothing, by Whitney Houston.Live shows: Week One
"You're going to do well in this competition," predicted judge Louis Walsh, after Sam belted out the Jennifer Rush classic The Power of Love.Live shows: Week Two
After singing Bob Dylan's Make You Feel My Love, she got the nick name Screw-Bo from Louis Walsh, in reference to Susan Boyle, known as SuBo.Live shows: Week Three
She sang My Heart Will Go On better than Celine Dion, said Gary Barlow.Live shows: Week Four
More praise as she performed Barbra Streisand and Donna Summer's 1979 duet No More Tears (Enough Is Enough).Live shows: Week Five
She was named by the judges as the one to beat, after singing New York, New York.Live shows: Week Six
Sam reinforced her position as the bookies' favourite for the competition with a performance of The Beatles'Something.Live shows: Week Seven
A show-stopping performance of Bleeding Love by Leona Lewis saw her receive another standing ovation.Live shows: Week Eight
"I have to pinch myself every day, it's amazing" Sam told viewers. Her versions of Emeli Sande's Clown and Whitney Houston's hit How Will I Know? saw her secured a semi-final place.Semi-final
She sang Beyonce's If I Were a Boy, followed by Elton John's Candle in the Wind to earn her place in the final.Saturday night final
Watched by her beloved nan Rita, Sam sang Lady Gaga's Edge of Glory and dueted with Nicole Scherzinger on And I Am Telling You I'm Not Going from Dreamgirls.
