noun
An outrageous statement made by a formerly important or respected member of
the community whose celebrity has faded to such an extent that they make outrageous comments in public forums, with the intended effect of gaining publicity even though no-one has cared what they have said for years:
See;
Sour Grapes: Pretended disdain for something one does not or cannot have:
See: Tall Poppy,
Australian. someone of preeminence or with a large income; important and powerful person.