Hvor lykkelig kan du bli?2005 · 52 min · DocumentaireDe Line Hatland5/ 10 sur TMDBMon avisSe connecter pour noter ce filmDistributionLine HatlandNarratorRRobert Biswas-DienerHimselfJJohn CacioppoHimselfEEd DienerHimselfSSonja LyubomirskyHerselfRRobert SchwartzHimselfRRuth VeenhovenHerselfJJoar VittersøHimself