Singer/songwriter Katie Melua is Vauxhall’s new brand ambassador. New Vauxhall ambassador Katie Melua with the new Ampera

The collaboration between the artist and the motor manufacturer will coincide with the singer’s 50-city European tour in 2011.

Vauxhall’s Ampera electric vehicle, which goes on sale in 2012, will accompany Melua on her European tour.

The new partners announced their co-operation during a press conference, live performance and webcast at Air Studios in London this week.

Melua said: "I like the way Vauxhall addresses topics like environmental efficiency and sustainability and I feel very comfortable with the partnership; it’s a great fit."