(an instance of) public entertainment and feasting, usually with music and processions of people in fancy dress

outdoor celebration

a religious anniversary or festival, e.g. Christmas; a splendid meal

banquet and celebration

to take great delight in something; to have a happy, lively time

celebration, merrymaking

a time of noisy, happy festivity and merrymaking

merrymaking

a kind of small bird that sings as it flies up into the sky

very funny happening