BRIT award-winning singer Jessie J has confirmed the title of her next official single. 

'Who's Laughing Now' will mark the fourth cut from her debut album, 'Who You Are', and according to a message she wrote to her fans on Twitter is due to be released in August. She told her Heartbeats:

"My #heartbeats helped me go with 'Who's Laughing Now' for my next UK single. I think it's a lot of peoples' stories in a song. Bullying is NOT cool and I want to along with my amazing #heartbeats make a change #stopbullying :)"

She will also support Katy Perry over in the U.S on the final leg of her California Dreams tour and you can watch Jessie J rehearse 'Who's Laughing Now' with her live band here: