imeldific adj. ostentatiously extravagant to the point of vulgarity
gloriastic adj. shamelessly imeldific to the point of impunity.
Here is the New York Post article by Richard Johnson that broke the story of a $20,000 dinner in New York's Le Cirque restaurant that "President Maria Gloria Macapagal Arroyo" had with US based allies and her local entourage: Eat and Drink
Ding Gagelonia has some choice adjectives already At Midfield.
SOURCE: Philippine Commentary