The most common and most likely answer to this crossword clue is the 3 plus 6 letter word YES PLEASE
Y
E
S
P
L
E
A
S
E
Buddy explains!

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.