Then the answer must be ... IVARE. A minstrel.
So, which of the remaining answers is Glenn Yarbrough?
And who, in Middle-earth, sang 'When I'm Cleaning Winders' and played the UKELELE?
None of them *appear* to be Bombadil - are you saying he isn't musical?
There's an URTHEL, which is an anagram of HURTLE, which sort of means RUN ....