Activision trademarks 'Sing Hero'
Megapublisher's USPTO filing might be first sign of new competitor for Konami's Karaoke Revolution and Sony's SingStar series.
Megapublisher's USPTO filing might be first sign of new competitor for Konami's Karaoke Revolution and Sony's SingStar series.
Sony Europe announces new cable-free option for PlayStation 3 karaoke fans; mics releasing March 20 ahead of SingStar Pop Edition in April.
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