After uploading her first demo tracks to community website MySpace.com in November 2005, she became an overnight sensation in the UK.

Her single 'Smile' went to #1 for two weeks in the UK singles chart in 2006. Her album 'Alright, Still' debuted at #2 in the UK album charts.

Attended "Bedales School" with Natalia Tena, the same school which Minnie Driver and Daniel Day-Lewis attended.

Has a younger brother Alfie Allen, and an older sister Sarah.

Was voted the third coolest person of the year on the Cool List of "NME" magazine, but also ranked #10 in BBC3's The Most Annoying People of 2006 (2006) (TV).

Niece of Kevin Allen.

Alfie, the final track on "Alright, Still" is about her brother, the actor Alfie Allen.

Is the daughter of Keith Allen and Alison Owen.

Scooped three nominations for the 2007 Brit Awards including "British Female Solo Artist", "British Album" and "British Breakthrough Artist" (16 January 2007).