Series 1
The first series began on 24 March 2012 and ended on 2 June 2012. The show was hosted by Holly Willoughby and Reggie Yates on BBC One.
Episodes
1 Blind Auditions 1 Mar 24, 2012 
2 Blind Auditions 2 Mar 31, 2012 
3 Blind Auditions 3 Apr 7, 2012 
4 Blind Auditions 4 Apr 14, 2012 
5 Battles 1 Apr 21, 2012 
6 Battles 2 Apr 22, 2012 
7 Live Show 1 Apr 28, 2012 
8 Live Show 1 Results Apr 29, 2012 
9 Live Show 2 May 5, 2012 
10 Live Show 2 Results May 6, 2012 
11 Live Show 3 May 12, 2012 
12 Results Show 3 May 13, 2012 
13 Live Show 4 May 19, 2012 
14 Results Show 3 May 20, 2012 
15 The Semi-Final May 26, 2012 
16 The Semi-Final Results May 27, 2012 
17 The Final Jun 2, 2012