"Best Behaviour" is a song by British hip hop group N-Dubz. The song was produced by Dappy and Fazer and co-written by Tulisa, Mr Hudson, Tony Dixon, Fazer and Dappy. It was released on 17 October 2010 as the second single from N-Dubz's third studio album, Love.Live.Life. Musically, the song is a R&B ballad with prominent British hip hop characteristics.