they felt good!
gilded age
There was very rich people who controlled society and the glided age was a time that a time where the richest had the parties and people like Hearst lived like kings.
There difference with money
They don't
If by "gilded" you mean to coat something in a very fine coat of gold leaf or paint then here you go: "The artist gilded the vase." However, if you meant "gilded" as something that is rich looking on the inside, but cheap on the inside then this would be an appropriate sentence: "The statue appeared to be worth a lot of money, but in fact it was just gilded.".
To feel rich and superior.
they feel the need to imagine that they are rich when they arent
MILLIONS From rich people, and por people lost everything.
It will depends what they want to wear.
Because people are crazy and feel the need to have everything perfect in their selfish rich people lives, including their perfect dream baby.
profiteering
because all the celebrities are slim and they are rich and they want to be like them.