Led Zeppelin's John Bonham needed two sets of drumsticks to play the voodoo rhythm of a track fit for summoning spirits. Numerologists note that it appears on Led Zeppelin IV (or four untranslatable symbols if you're being purist) and lasts for 4:44.
http://arts.guardian.co.uk/filmandmusic/story/0,,2154530,00.html Anyone got the fourth handy and wish to check that time for me ? voodoo...kewl!