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The song "Scatman (Ski-Ba-Bop-Ba-Dop-Bop)" was released in 1994 and featured Scatman's distinct scat singing style. The song was a worldwide hit, reaching number one in 12 countries and selling over 10 million copies. Scatman's scat singing style was a mix of scat singing, hip hop, and jazz, and it was unlike anything else that had been heard before.