“But every song's like gold teeth, grey goose, trippin' in the bathroom
Blood stains, ball gowns, trashin' the hotel room,
We don't care, we're driving cadillacs in our dreams”

Lorde – Royals Lyrics on LyricsMode
EXPLANATION
This shows that while the rest of the world is obsessed with money and fame, they are happy with their life. Even so, they still dream about these things, but they don't have a real desire to achieve them.