Looks like a rip-off of zaziggy.com (Score 1)

Kent said SpiralFrog's business model is based on sharing income from advertising with content partners like Universal. The company's research revealed that consumers are willing to "pay" for their content by watching non-intrusive, contextually-relevant, targeted advertising, Kent said.

This really looks like a rip-off of www.zaziggy.com. They have been providing free music downloads supported by targeted advertising where revenues are shared with content providers for more than a year now...