Rogers, Jude (31 May 2012). "The best No 1 records: Lily Allen - Smile". The Guardian. Archived from the original on 3 December 2013. Retrieved 30 November 2013. "To a summery, rocksteady sample of The Soul Brothers' Free Soul, here was a 21-year-old Londoner berating an ex-boyfriend...Smile shines because we've all been there, as the best pop songs often have."
Rogers, Jude (31 May 2012). "The best No 1 records: Lily Allen - Smile". The Guardian. Archived from the original on 3 December 2013. Retrieved 30 November 2013. "To a summery, rocksteady sample of The Soul Brothers' Free Soul, here was a 21-year-old Londoner berating an ex-boyfriend...Smile shines because we've all been there, as the best pop songs often have."