So before Heath Ledger died, he was working with modest mouse on a music video againts whale hunting. Now they have finished it in memory of him. They used King Rat for the song 
http://vids.myspace.com/index.cfm?fuseaction=vids.individual&videoid=61500391
http://vids.myspace.com/index.cfm?fuseaction=vids.individual&videoid=61500391