Not Mellotrons (it may be a link, but not the answer).
Smudge, as ever, your lateral thinking is in good form, but I'm afraid Van the
drunken old lecher Man is not the answer.
White is not the answer, but is related to two parts of the answer (don't get distracted by that, though).
Clue*: Don't think laterally; think
pastorally.
* but probably not much of one