Description: South By Southwest Festival, interactive industry film & music festival with musical acts of all genres from around the globe performing on over 80 stages in downtown Austin, Texas. Made up of three strands; Interactive (12-16 March), Film (12-20) and Music (17-21). Smokey Robinson launches Music Conference on 18 March with a keynote address * Film festival launches tonight with World premiere of Matthew Vaughn's 'Kick-Ass' starring Christopher Mintz-Plasse, Nicolas Cage and Mark Strong. Other premieres incl Wes Orshoski and Greg Olliver's documentary on Motorhead frontman Ian Kilminster, 'LEMMY'