What does the cryptic crossword clue "Drama queen representing a Titian (7)" mean?

The definition is "Drama queen". The wordplay uses an anagram. anagram of A + TITIAN = TITANIA; definition: "Drama queen" The answer is TITANIA.

Drama queen representing a Titian (7)

Daily Mail Cryptic #16917 | 1 Down | 2022-09-05 flower