All Gavin has to do is drive from London to Glasgow in time for his father's birthday. Easy. But nothing in Gavin's life is ever that simple. First there is his car - it's slow, temperamental, and utterly infuriating. And then there is the hitch hiker Yvonne - she's much the same. As they travel north they meet an extraordinary array of eccentric characters, and find out a little about life... and each other.