After hanging up his guitar, John Squire of the Stone Roses, went on to reinvent himself as an artist.04.02.2011 After hanging up his guitar, John Squire of the Stone Roses, went on to reinvent himself as an artist.  In anticipation of a new exhibition 'Watercolour' at Tate Britain, we invited him behind the scenes to talk about a favourite watercolour from Tate’s Collection by Patrick Heron, and to show us how he uses watercolour in his own work. Music by 'Ashbourne's Strongest Man'.