Assuming we're just changing the survivor game into a favorites list:
EgoHanger's cover of 'Guess I'm Dumb' - his vocals and the way he emphasizes some lines make it better than the original, imho:
http://www.youtube.com/watch?v=X7jFl3ug0LsEvery one of Egon Spengler's covers are crazy good:
http://www.youtube.com/channel/UC1S4I1pBbqUzthH4AUtwMFgdmcguire (he sounds just like Brian Wilson in his prime):
http://www.youtube.com/channel/UCv6_LBnLhmZhtkwwPuLA25wFOTMs trumpet/horn on Little Bird (where he mimics the cello from the original) really stands out in my memory.
There are plenty of others I've probably forgotten - a lot of talented people on this board.