YY, which boasts more than 400 million registered users who engage in real-time group activities like karaoke and tutoring through audio, text and video on the free platform, went public in the U.S. rather than in Hong Kong or Singapore because its platform has "global implications, " Chief Executive David Xueling Li said in New York, through a translator.

WSJ: After Low Pricing, China's YY Gains on Nasdaq

The biggest success story associated with Grindcore Karaoke is abrasive California hip-hop group Death Grips as the label released their acclaimed debut mixtape, Exmilitary, in August 2011.

FORBES: A Behind The Scenes Look At Grindcore Karaoke, The Most Prolific New Music Label

"As the owner of the world's largest licensed karaoke library and karaoke service on TV and Internet, the KARAOKE Channel will combine its expertise with the advanced capabilities of the Xbox 360 platform from Microsoft to develop the best in-home karaoke experience ever, " says Eric Boyko, President and CEO of Stingray Digital Group Inc.

ENGADGET: Karaoke for Xbox Live brings pay to play sing-alongs to your holiday parties