It's not quite "Before Sunrise" with mud and portaloos then, but warm vibes, buzzy crowd scenes and the two leads' enthusiasm will pull you through to the morning after.

Picture may not be Scots helmer David Mackenzie's best effort, but it's easily his most lighthearted, a cheery trifle that reps a contrast to his recent pictures, the apocalyptic "Perfect Sense" and U.S.-set comic misfire "Spread."

Musicians, according to Tonight You're Mine, are a callous, narcissistic lot - fortunately, the music they make gets a pass.

The pair muster some chemistry but it's the big musical moments - including a gusto-packed Soft Cell riff - that impress most. Sadly, the pair's romance is predictable and the plot unfolds with all the freshness of a two day old fish supper.

Director David Mackenzie's film about two rival band members handcuffed to each other takes too long to find its footing.