Have you seen the new Tropicana Smoothies advert on tv? We can't get the song out of our heads...

We love Nina Wall's cover of Catch a falling star and a secret source has told us that we could download it for free here!

But there are only 1000 free downloads up for grabs, so minus ours there are 999 left! Head over to the Tropicana Smoothies website now to download this summers hottest song.

Remember when Feist's song 1,2,3,4 was played on the Apple Ipod nano ad - it was really big! We think Nina's track will be the same!

It has already been played on Jo Whiley's BBC radio One show due to the massive amount of requests