( 28 ) Since then on April 19 , 2010 , many of the WWE Raw superstars were stranded in Belfast due to the ash cloud from EyjafjallajÃ kull ( a volcano in Iceland ) hovering over most of Europe and causing many flights to be put on hold . Since then on April 19 , 2010 , many of the WWE Raw superstars were stranded in Belfast due to the ash cloud from EyjafjallajÃ kull ( a volcano in Iceland ) hovering over most of Europe and causing many flights to be put on hold .