Complex sentence: On 25 April 2014, the group appeared on the ITV television programme "This Morning" to discuss their appearance on "Britain's Got Talent" and they performed the song Let it Go on the show on 11 July.
Split into simpler sentences: On 25 April 2014, the group appeared on the ITV television programme "This Morning" to discuss their appearance on "Britain's Got Talent". They performed the song Let it Go on the show on 11 July.