this is probably 90% wrong and it's only parts of it. it's funny song though

--2-2-2--0-|-2-2-2--0-0-0-0-0-0
--3-3-3--3-|-3-3-3--3-3-3-3-3-3
--2-2-2--2-|-2-2-2--2-2-2-2-2-2
-----------|-------------------
-----------|-------------------
-----------|-------------------

then near the end when he says 
one day i was talking to special fred
when he picked up a brick and swung at my head
it goes

-2-2-2-2--3-3-3
-2-2-2-2--0-0-0
-3-3-3-3--0-0-0
-4-4-4-4--0-0-0
-4-4-4-4--2-2-2
-2-2-2-2--3-3-3