No Doubt singer Gwen Stefani performed during her only Italian date for the Sweet Escape tour on Tuesday night (October 16) at the Datch Forum in Milan. Gwen is touring in support of her second solo album ‘The Sweet Escape’, out now on Interscope Records. Check out pictures from X17. Watch a fan filmed highlight clip from the pop singer’s ‘Hollaback Girl’ performance below and additional video from the concert at YouTube.