Youtube sold for $1.65B to Google
Youtube was launched February 2005 and is today 18 months later an Alexa 10 site which is pretty amazing. They were acquired by Google $1.65B and had 100M videos viewed per day and 72M uniques (wow, that's amazing!).
Sequoia is going to make a mint from its total $11M investment in it. Youtube by the way had only 67 employees.