Friday pop quiz! Quick: If you started right now, how many thousands of years would it take you to watch all of the videos currently on YouTube? Name the country that posts the second highest number of videos. How many days worth of video are uploaded every second? What eight countries used to ban the site but have now succumbed to Lady Gaga, dancing babies and "Charley bit my finger"?

Think you know? OnlineSchools.org has the answers after the jump.

[Source: OnlineSchools.org]