Why not simply play the show again:
http://www.bbc.co.uk/iplayer/console/b015mytm
You don't need to listen to all of it; you can drag the slider to roughly where you think the information should be.
I've just taken a quick listen. The only bit I could find involving young kids was Unicorn Kid's new release 'True Love Fantasy':
http://www.myspace.com/unicornkid
If that's not it, you should be able to search more effectively than me, as I assume that you know roughly how far into the programme Fearne was when she mentioned the band.
Chris