Lawson have announced their new single today. Singer-songwriter/rapper B.o.B. and have revealed that the track is called Brokenhearted. It will be their fifth single release and the guys excitedly told fans about it in a YouTube video (below). They've already shot the video, which follows a mystery female on her mission to bury the memory of an ex, climaxing in a performance from the band and B.o.B at a private party in the Hollywood Hills. Lead singer, Andy Brown, wrote the track and said of it: “Brokenhearted is definitely a bit of a turning point for us as a band. It’s my favourite song we have recorded to date. It was a dream to get B.o.B on the track. The whole band are huge fans of his. He really took the song to the next level and we had a great time shooting the video with him.” Getting excited? The band have spent the beginning of 2013 extensively touring South East Asia and Australia. Now they're back in the UK to promote the new single and to play some live shows and festivals including Isle Of Wight Festival and T In The Park. Lawson will be announcing a fifth headline tour shortly so keep coming back to for news on that. Brokenhearted will be available to pre-order on iTunes from 15 May and is due for official release on 7 July.4music