Get Your __ On, Your Sunday Best
This page is the CodyCross answer for the clue below from Concert Hall, Group 600, Puzzle 3 (Anne Dudley).
Question is: Get Your __ On, Your Sunday Best
and the answer is: GLADRAGS
Word Meaning:
GLAD RAGS — (slang) Formal attire, dress clothes.
Definitions from Wiktionary.