Soundgarden for US iTunes festival
Soundgarden will celebrate the 20th anniversary of their landmark album Superunknown at the South by Southwest festival in the US.
The iTunes festival features five nights of performances during the annual SXSW music conference.
Other performers include Coldplay and Keith Urban.
The popular free concert series has been held in London for the past seven years but it will be the first time it has been held in America.