Watch: Little Mix perform 'Touch' at Radio 1 Big Weekend.

Little Mix performed at BBC Radio 1's Big Weekend music festival, and among their many great hits, the girl-gang performed their popular single, 'Touch'. Little Mix and their backup dancers create a fun on-stage peformance with dancing and laughter, which ultimately hyped up the crowd to dance and sing along as well. 

Watch the performance of 'Touch' below...