Best sketch ever. Incidentally, I'm a huge fan of Blue Oyster Cult, edit: and am seeing them live on June 6th!
<embed src="http://www.ebaumsworld.com/player.swf" allowScriptAccess="always" flashvars="pageurl=http://www.ebaumsworld.com/video/watch/628756/&file=http://media.ebaumsworld.com/mediaFiles/video/431176/628756.flv&mediaid=628756&title=SNL more cowbell skit&tags=skit,sketch,will,ferral,snl,standup,coem dy,cowbell,haha,lol&description=My personal favorite skit with Will Ferral. Hillarious SNL sketch.&displayheight=325&backcolor=0x0d0d0d&light oclor=0x336699&frontcolor=0xcccccc&image=http://media.ebaumsworld.com/thumbs/video/431176/628756.jpg&username=guywithknife" wmode="transparent" loop="false" menu="false" quality="high" bgcolor="#ffffff" width="425" height="345" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />