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A band has played what is being called the 'World's First Space Bubble Concert'. The psychedelic-rock
the Flaming Lips played to an
who were all in giant, inflatable
bubbles. The bubbles are called Zorb balls. The band played two
in their native city of Oklahoma. All band members were also inside their own Zorb bubble. There were 100 bubbles at the
. Some of the bubbles contained three people. The bubbles may be one
for concerts to go ahead during the
. Each bubble has a special speaker, a water bottle, a battery-operated
, a towel and an "I gotta go pee/hot in
" sign. Workers refill the bubble with cool air if it gets too
.