Browse through any bookstore (particularly American ones) and you’ll come across those books that purport to suggest that you do one thing per day. Whether it’s learning a new word, or just doing something at random.
Thus it would make excellent blogging material if someone did just that. Enter This Blog Will Change Your Life – he’s spent the last three months doing whatever the book tells him to do (within reason), and he’s going to keep doing it. Even if it’s calling a random British person late at night.