The most common and most likely answer to this crossword clue is the 9 letter word SERENADES
I've seen this crossword clue in The Times
S
E
R
E
N
A
D
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S
Buddy explains!

The straight part
We know that "hese songs" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case hese songs = serenades.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 SERENADES mean?
SERENADES noun- A love song that is sung directly to one's love interest, especially one performed below the window of a loved one in the evening.
- An instrumental composition in several movements.