A drink so iconic it merits two great debates. Even if you haven't seen the movies or read the books, you know the line, "Martini, shaken, not stirred." Yet it's a request that might make some martini drinkers shudder. According to those of the stirring faction, shaking with ice can "bruise" the gin and make it slightly bitter tasting. However, there are those that contend that shaking is better because it makes it colder.