Justin Bieber – Fall in session for BBC Radio 1
Justin Bieber – All Around The World in session for BBC Radio 1
Justin Bieber – Catching Feelings in session for BBC Radio 1
Justin Bieber – Boyfriend in session for BBC Radio 1
Source:
http://justincrew.com/2012/10/check-out-justin-biebers-acoustic-versions-of-4-songs-from-believe-on-bbc-radio-1/