festive

Synonyms: blithe bouncy carnival cheery chipper chirpy convivial festal gala gay gleeful go-go grooving happy hearty holiday jocund jolly jovial joyful joyous jubilant juiced up jumping lighthearted merry mirthful peppy perky rocking snappy swinging upbeat zippy

Antonyms: depressed gloomy somber undecorated