TechCrunch reports that SundaySky has raised $20 million in the Series C round of funding. The company provides customized video ads, which are updated for each viewer. This round of funding was led by Comcast Ventures, along with the participation of new investors Liberty Global Ventures and Vintage Investment Partners, as well as existing investors, Carmel Ventures, Globespan Capital Partners, and Norwest Venture Partners. .