'Gangnam Style' singer Psy criticized for requiring 300 tons of water for each of his upcoming summer concerts amid South Korea's drought - Yahoo! Voices

This year's concert series is being advertised with slogans such as "so much water that it will make you wonder if we scooped up the Han River."

At Psy's summer shows, audiences sing and dance while getting sprayed with water.Getty Images

• Psy's famously water-drenched concerts are set to return, with each show needing 300 tons of wat… [+2409 chars]
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