It's Breaking Benjamin's "Diary of Jane", Tore. And I don't recall a lady named "Jane" in LotR.
Unless it's the Diary of Bilbo...that would be an odd song.
Sam: Is he still behind us?
Fro: *whimper* Yes...
Gandalf: THERE YOU TWO ARE! Now watch while I...
Fro & Sam: NOOOOOO!!