The most common and most likely answer to this crossword clue is the 5 plus 3 letter word FANCY DAN
F
A
N
C
Y
D
A
N
More clues leading to the result FANCY DAN
Buddy explains!
The straight part
We know that "stylish performer" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case stylish performer = fancy dan.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.