January 10, 2015
The singing contest returns for a fourth series as Rita Ora joins the panel.
January 17, 2015
The coaches assess the vocal talents of another ten hopefuls.
January 24, 2015
To Sir Tom's delight, this edition sees many Welsh faces behind the spinning chairs.
January 31, 2015
The blind auditions continue with surprises including trumpet-playing Dawn.
February 7, 2015
The blind auditions continue and include a celebrity chauffeur booker and an Essex rapper.
February 14, 2015
The judges hear from Beckenham duo the Rise, poet Lara Lee and Damian Dalton Smith.
February 21, 2015
The blind auditions come to an end as the coaches complete their teams.
February 28, 2015
Emma and Marvin present as the coaches pair up their acts to battle it out against each other in head-to-head musical performances.
March 7, 2015
In a nail-biting final battle, the remaining artists of each team take to the stage.
March 14, 2015
The coaches must choose the best three acts from their team to continue to the live shows.
March 15, 2015
The coaches must choose the best three acts from their team to continue to the live shows.
March 21, 2015
Featuring live performances from Olly Murs and 2014's winner Jermain Jackman.
March 21, 2015
Emma Willis and Marvin Humes reveal the results of the public vote.
March 28, 2015
The semi-final sees the coaches' remaining eight acts perform live in front of the nation.
April 4, 2015
The final four artists face the public vote in a bid to be crowned the winner.