All Saints' Nicole Appleton says Shaznay Lewis was "like my therapist".

All Saints' new single, One Strike, is based on Nicole Appleton's split from her ex-husband, Liam Gallagher.

The former Oasis frontman's marriage to the All Saints singer fell apart in 2013 after it emerged he'd fathered a child with an American journalist.

One Strike was written by All Saints' Shaznay Lewis and she hadn't originally planned to reveal what it was about, but Nicole has given it her blessing: