Have you ever overheard a hilarious, insightful or inappropriate comment while making your way from here to there?Oslo Davis has made a career of it, becoming the ears and eyes of the city and recording his observations for us all to enjoy (or cringe over). Oslo's overheards have been published in The Sunday Age since 2007, inciting weekly giggles and an intensely loyal following. Now, Oslo's mini-masterpieces can be viewed all in one place, promising hours if not years of voyeuristic delight, all from the comfort of an armchair, train seat or park bench. New insight will be gained on the human condition and the joys and dilemmas of life in the modern age.But beware: after enjoying a few of Oslo's overheards, it'll be impossible to ever ignore other people's conversations again.