WordPress, how do I love thee? Let me count the ways (in 140 characters or less).
Post Format Test: Video
Posted as per the instructions in the Codex.
Post Format Test: Audio
If you say it loud enough, you’ll always sound precocious; Supercalifragilisticexpialidocious!
A post with an exceptionally long title and single word (supercalifragilisticexpialidocious—it’s the biggest word you ever heard) useful for testing title line heights and potential overflow issues on posts with small title areas. 