The grass will be greener, the sky more blueThat's what the feeling does for youWhen you're happy, happy, happy, happy, happy, happy, happy in loveFriends will notice you're acting more gayAll your troubles will be washed awayWhen you're happy, happy, happy, happy, happy, happy, happy in loveYou won't care if the sun don't shineAll your worries will be left behindYou'll be happy, happy, happy, happy all the timeWhen you're happy, happy, happy in loveYou'll have a smile upon your faceAll your worries will be washed awayWhen you're happy, happy, happy, happy, happy, happy, happy in loveYou won't care if the sun don't shineAll your worries will be left behindYou'll be happy, happy, happy, happy all the timeWhen you're happy, happy, happy in loveYou'll wear a smile upon your faceThe world will seem like a better placeWhen you're happy, happy, happy, happy, happy, happy, happy in loveSha-la, la-la-la, Sha-la, la-la-la-laSha-la, la-la, la-la-laSha-la, la-la-la-laSha-la, la-la-la-laSha-la, la-la-la-laSha-la, la-la-la-la laWhen you're happy, happy, happy, happy, happy, happy in loveWhen you're happy, happy, happy, happy, happy in loveHappy, happy in love