In the quarter-final, Platt was in the bottom two with Stereo Kicks but was sent through to the semi-final after the result went to deadlock with Louis Walsh and Mel B voting to send Stereo Kicks through to the semi-final while Fernandez-Versini and Simon Cowell voting to send Platt through to the semi-final.In the semi-final, she was in the bottom two with Andrea Faustini and was eliminated after only Fernandez-Versini voted to send Platt through to the final.
He is recognisable for doing acoustic versions of famous ballads or pop songs.
Walton was not initially through to the live shows, but Cowell brought him back as the Boys' wildcard.
The six candidates at judges' houses were: Kerrianne Covell, Chloe Jasmine, Emily Middlemas, Stephanie Nala, Lauren Platt, and Lola Saunders.
Fernandez-Versini chose: With the eliminations of Stephanie Nala and Chloe Jasmine in week two and Lola Saunders in week four, Platt was Fernandez-Versini's last remaining act in the competition.
He was once again in the bottom two in the semi-final, this time with Lauren Platt.
He was saved for a second time with only Fernandez-Versini voted to send Platt through to the final, while Mel B, Walsh and Cowell voted to send Faustini through to the final.
The group were eliminated during the first week after ending up in the bottom two with Chico.
In the final, East was announced as the runner-up in the competition, losing to fellow over-25 Ben Haenow with 34.3% of the votes to Haenow's 57.2%.
The "Girls" category was mentored by Cheryl Fernandez-Versini.
Contestants in this category are female soloists aged 14–25.
He was in the bottom two with Stevi Ritchie in week 7, but was saved after only Simon Cowell voted to send Ritchie through to the quarter-final but Mel B, Cheryl Fernandez-Versini and Louis Walsh all voted to send Faustini through to the quarter-final.