The most common and most likely answer to this crossword clue is the 9 letter word COMEDIANS
I've seen this crossword clue in The Daily Telegraph
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More clues leading to the result COMEDIANS
Buddy explains!

The straight part
We know that "entertainers" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case entertainers = comedians.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 COMEDIANS mean?
COMEDIANS noun- An entertainer who performs in a humorous manner, especially by telling jokes.
- (by extension) Any person who is humorous or amusing, either characteristically or on a particular occasion.
- A person who performs in theatrical plays.
- A writer of comedies.