Joy of lifefrench -> English translationjoie de vivre (French) = literally, "joy of life"; figuratively, it means pleasure, buoyancy, and exuberance over one's situation. It is a common borrowing...
Des Des is short for the youtuber's name Destery, Destery Moore to be in fact! he calls him self Capn Des Des. you know, because Destery starts with Des DEStery DESDES! haha yeah thats what desdes...