What does the cryptic crossword clue "Fake aim tonight possibly to celebrate into the small hours? (4,1,5,2,2)" mean?

The wordplay uses an anagram. anagram of FAKE + AIM + TONIGHT = MAKEANIGHTOFIT The answer is MAKEANIGHTOFIT.

Fake aim tonight possibly to celebrate into the small hours? (4,1,5,2,2)

Daily Mail Cryptic #16983 | 1 Down | 2022-12-06 flower