Just in case you thought you were having a bad day, spare a thought for the Sea Launch folks.
"The Sea Launch Zenit 3SL vehicle, carrying the NSS 8 satellite, experienced an anomaly today during launch operations"
Sea Launch are obviously punting for understatement of the year there, which is forgivable I suppose given the mess they now have to clean up.
Video is up on YouTube. (What would we do without it).