Pop trio Scouting For Girls rock up at Donington Park Services on the M1 to tell Newsnight's Motorway Man Stephen Smith what they think of the election campaign and to play an acoustic version of their number one hit single ,This Ain't A Love Song.

Stephen Smith has been spending much of the election campaign ensconced in Donington Park to find out what makes Motorway Man and Woman - a key psephological group identified as holding the power to swing Thursday's group - tick.