I Know What You Did Last Summer Shawn Mendes & Camila Cabello
19 May 2011, 10:44
Frankie, Rochelle, Una, Mollie and Vanessa are back with their new single taken from the girls', as yet unnamed, new album due for release later this year.
The girls have sold over 2 million singles, including the massive 'Higher' with Flo Rida, 'Missing You' and 'Ego'.
Take a look at the video for 'Notorious' and let us know what you think below...