Happiness comes, happiness goes Where it goes, no one knows! What's in store, who can guess? It could be . . . happiness! If you're in love, an' she loves you too Oh never break her heart, whatever you may do Don't say goodbye ( don't say goodbye! ) To a love that's true ( to a love that's true! ) Because if you should lose your one an' only All your life you may be lonely! Happiness comes ( happiness comes! ) Happiness goes ( happiness goes! ) Where it goes ( where it goes! ) No one knows! ( no one knows! ) What's in store ( what's in store? ) Who can guess? ( who can guess? ) It could be . . . happiness! < instrumental break > Happiness comes, happiness goes Where it goes, no one knows! What's in store ( what's in store? ) Who can guess? ( who can guess? ) It could be . . . happiness! It could be . . . happiness! It could be . . . happiness!