The performers, organisers and venue provided their services for free in order for all the money from ticket sales to go to the financial support and aid of ChildLine.

Acts to have performed at the concert included Robbie Williams, The Script, JLS, Girls Aloud, Enrique Iglesias, S Club 7, McFly, Little Mix, and Olly Murs.

[7] Acts who performed at the Point Theatre on 26 January included Samantha Mumba, Sugababes, Girls Aloud, Six, Busted, Mankind, Broken Hill and Big Brovaz.

[9] Acts who performed at the O2 on 16 December included Enrique Iglesias, Boyzone, Shayne Ward, Anastacia[10] Scouting for Girls, The Script, Alphabeat, The Saturdays, Eoghan Quigg and JLS.

[11][12][13] The 2009 event was held on Wednesday 18 November at The O2 featuring Westlife, Alexandra Burke, JLS, Taio Cruz, Cascada, The Saturdays, and The Script.

[14] The 2010 event was announced on 24 September 2010 and took place at The O2 on 3 December 2010 with acts including as Westlife, Shayne Ward, Jedward, Jason Derulo, The Wanted, Olly Murs, Wonderland and McFly.

It was hosted by Keith Duffy and Glenda Gilson and the acts that took part included The Script, JLS, Little Mix, Jedward, Lawson, Stooshe, and Hudson Taylor.

[citation needed] Irish The X Factor contestant Mary Byrne also appeared with Level 5 to sing on their charity single.

Hosted by Westlife's Nicky Byrne the line-up included The Wanted, Shane Filan, Little Mix, Union J, Conor Maynard and B*Witched.

Acts included Cathy Davey, The Coronas, Future Kings of Spain, Ham Sandwich, Super Extra Bonus Party, Rarely Seen Above Ground and Jape as well as a selection of DJs from around Ireland and a karaoke section.