From Drupal founder Dries 2009 recap, read more.
Many big name sites switched to Drupal in 2009. In the media / entertainment market, some of the names include:
In the media an entertainment market, Drupal seems to be the go-to choice when selecting a CMS. But Drupal traditionally has a big footprint in the Not for Profit / Government and education sector:
This impressive lists is complemented with lots of enterprises switching to Drupal. This list include Symentic, Nokia, AHOLD, Randstad, Sony Ericsson, Mattel, Rackspace, AT&T, FUJI film and even Google!
Drupal is in fact "running the Internet" with Linux Foundation, JAVA.net and even the Internet Systems Consortium all switching to Drupal in 2009.
But by far the biggest news that no-one predicted in 2008 was the Whitehouse going Drupal!