London And Manchester Riots: Jessie J And Other Music Stars React On Twitter

A host of music stars have been reacting on Twitter to the outbreak of rioting and looting that has taken place across the UK.

Although the majority of the violence is focussed in London, disruption has now been reported in cities across the country, including Manchester, Birmingham and Liverpool.

Calvin Harris, Jessie J and Lily Allen were among the most active music stars on Twitter, with others, including Kaiser Chiefs and Kate Nash, taking part in the clean-up operations.

Check out what they have been saying in our round-up below. For more details on how to help clean up London, follow the #riotcleanup hashtag.