we know a thing by its opposite. hot means nothing without cold, and since i m traveling the world to explore the nature of happiness and my own struggles to find it, i decide to visit an unhappy place. and if i m going to do unhappy, i want somewhere that does it with panache and takes pride in its wallowing, somewhere full of beautiful expressions like, i don t want to feel good. i just want my neighbor to feel bad. [upbeat acoustic music] welcome to bulgaria. [nicky blitz blast off ] - getting too close, better pull on back - what if i travel the world, exploring what makes some places happier than others? - need a one-two. - i m looking at the ways that where we are. - yeah, i m a-comin , i m a-comin - affect who we are. - whoo, i m a-comin i m a-comin , yeah. - it s been said that the search for happiness is the chief source of unhappiness. - i m a-comin , i m a-comin . - well, that s okay. i m already unhappy, so i ve got nothing to lose