From left, Rochelle Humes, Vanessa White, Una Healy and Mollie King from British band The Saturdays performs at the V Festival in Chelmsford, England, Sunday, Aug. 18, 2013. (Photo by Jonathan Short/Invision/AP) ( Britain V Festival 2013 - Chelmsford Day 2 )
Vanessa White of The Saturdays performs on day 2 of the V Festival at Hylands Park on August 18, 2013 in Chelmsford, England. (Photo by Rob Harrison/Getty Images) ( 176733976 )
Una Healy of The Saturdays performs on day 2 of the V Festival at Hylands Park on August 18, 2013 in Chelmsford, England. (Photo by Rob Harrison/Getty Images) ( 176733963 )
Rochelle Humes of The Saturdays performs on day 2 of the V Festival at Hylands Park on August 18, 2013 in Chelmsford, England. (Photo by Rob Harrison/Getty Images) ( 176733953 )
Mollie King of The Saturdays performs on day 2 of the V Festival at Hylands Park on August 18, 2013 in Chelmsford, England. (Photo by Rob Harrison/Getty Images) ( 176733938 )
British singer Emeli SandÈ performs at the V Festival in Chelmsford, England, Sunday, Aug. 18, 2013. (Photo by Jonathan Short/Invision/AP) ( Britain V Festival 2013 - Chelmsford Day 2 )
Emeli Sande performs on day 2 of the V Festival at Hylands Park on August 18, 2013 in Chelmsford, England. (Photo by Rob Harrison/Getty Images) ( 176752620 )
British singer Rita Ora performs at the V Festival in Chelmsford, England, Sunday, Aug. 18, 2013. (Photo by Jonathan Short/Invision/AP) ( Britain V Festival 2013 - Chelmsford Day 2 )
British singer Paloma Faith performs at the V Festival in Chelmsford, Essex, Saturday, Aug. 17, 2013. (Photo by Jonathan Short/Invision/AP) ( Britain V Festival 2013 - Chelmsford Day 1 )
Paloma Faith performs on day 1 of the V Festival at Hylands Park on August 17, 2013 in Chelmsford, England. (Photo by Rob Harrison/Getty Images) ( 176695033 )
Danny O'Donoghue from Irish band The Script performs at the V Festival in Chelmsford, England, Saturday, Aug. 17, 2013. (Photo by Jonathan Short/Invision/AP) ( Britain V Festival 2013 - Chelmsford Day 1 )
Danny O'Donoghue of The Script performs on day 1 of the V Festival at Hylands Park on August 17, 2013 in Chelmsford, England. (Photo by Rob Harrison/Getty Images) ( 176705146 )
U.S. singer Beyonce Knowles performs at the V Festival in Chelmsford, Essex, Britain, Saturday, Aug. 17, 2013. (Photo by Jonathan Short/Invision/AP) ( Britain V Festival 2013 Chelmsford Day 1 )
U.S. singer Beyonce Knowles performs at the V Festival in Chelmsford, Essex, Britain, Saturday, Aug. 17, 2013. (Photo by Jonathan Short/Invision/AP) ( Britain V Festival 2013 Chelmsford Day 1 )
Labrinth performs on day 1 of the V Festival at Hylands Park on August 17, 2013 in Chelmsford, England. (Photo by Rob Harrison/Getty Images) ( 176699545 )
Labrinth performs on day 1 of the V Festival at Hylands Park on August 17, 2013 in Chelmsford, England. (Photo by Rob Harrison/Getty Images) ( 176699544 )
Olly Murs performs on day 2 of the V Festival at Hylands Park on August 18, 2013 in Chelmsford, England. (Photo by Rob Harrison/Getty Images) ( 176739821 )
Olly Murs performs on day 2 of the V Festival at Hylands Park on August 18, 2013 in Chelmsford, England. (Photo by Rob Harrison/Getty Images) ( 176739818 )
Kelly Jones from British band Stereophonics performs at the V Festival in Chelmsford, England, Sunday, Aug. 18, 2013. (Photo by Jonathan Short/Invision/AP) ( Britain V Festival 2013 - Chelmsford Day 2 )
Kelly Jones from British band Stereophonics performs at the V Festival in Chelmsford, England, Sunday, Aug. 18, 2013. (Photo by Jonathan Short/Invision/AP) ( Britain V Festival 2013 - Chelmsford Day 2 )
Justin Young from British band The Vaccines performs at the V Festival in Chelmsford, England, Sunday, Aug. 18, 2013. (Photo by Jonathan Short/Invision/AP) ( Britain V Festival 2013 - Chelmsford Day 2 )
U.S singer Jason Mraz performs at the V Festival in Chelmsford, England, Sunday, Aug. 18, 2013. (Photo by Jonathan Short/Invision/AP) ( Britain V Festival 2013 - Chelmsford Day 2 )
British singer Conor Maynard performs at the V Festival in Chelmsford, England, Saturday, Aug. 17, 2013. (Photo by Jonathan Short/Invision/AP) ( Britain V Festival 2013 - Chelmsford Day 1 )
Alex Trimble from British band Two Door Cinema Club performs at the V Festival in Chelmsford, Essex, Saturday, Aug. 17, 2013. (Photo by Jonathan Short/Invision/AP) ( Britain V Festival 2013 - Chelmsford Day 1 )