More about gussy
The verb gussy is usually followed by up. Gussy up “to dress elaborately, dress up, smarten up” is an American and Canadian slang term, and like many slang terms, its etymology is obscure. Gussy up may derive from gussie, an Australian and American slang term for a weak, effeminate man (first appearing in Australia and the US in 1901 or 1902). The verb phrase gussy up appears in 1906 in Canada and in 1912 in the US.