She Sang Que Sera, Sera in a 1956 Hitchcock Film

This page is the CodyCross answer for the clue below from Botanical Garden, Group 1434, Puzzle 5 (Germination).

Question is: She Sang Que Sera, Sera in a 1956 Hitchcock Film

and the answer is: DORISDAY

Word Meaning:

DORIS — A sea slug.

Definitions from Wiktionary.