The most common and most likely answer to this crossword clue is the 10 letter word GLITTERATI
I've seen this crossword clue in The Guardian
G
L
I
T
T
E
R
A
T
I
More clues leading to the result GLITTERATI
- The fashionable label backed, eclipsing rubbish one
- Celebs refuse to enter Georgia — and it's over
- Stars appearing as debris in centre of negative
- Celebrities refuse to load gun with one
- Refuse to be taken in by swaggering gait of the fashionable set
- Celebs get trial arranged to cover the crucial point
- Celebrities dropping litter at Ickworth House
- Reject Italian silver clothing for young socialites
- Glamorous people I follow around
- Gilt attire might become them
Buddy explains!

The straight part
We know that "Glamorous people" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case glamorous people = glitterati.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does GLITTERATI mean?
GLITTERATI noun- Celebrities or people with a lot of money; the smart set.