Virool is an analytics and management platform that lets brands buy placement of marketing videos so they can attempt to go viral.

The $6.62 million seed round is a record for YCombinator companies.

Monster seed funding round, right up there with Ark, Socialcam, and Pair (now Couple).

No single VC led the funding, but the line-up of who invested is a fairly large list. On the VC side, there’s Thomvest Ventures, Menlo Ventures, Draper Fisher Jurveston, 500 Startups, Phenomen Ventures, TMT Investments, DominateFund (err, #DominateFund?), and FundersClub.

Individual investors include YC partners Paul Buchheit and Garry Tan, Loopt Co-Founder Sam Altman, Yuri Milner, Lady Gaga’s manager Troy Carter, former Yahoo CTO Farzad (Zod) Nazem, early Zappos investor Erik Moore, Plug and Play Ventures, and Promus Ventures Founder Mike Collett.