September 5, 2019: Don't look now, but the mustache is making a comeback. If the 1990s were about goatees and the 2000s were about beards, then the mustache is now ready for its moment. Actors, sports stars, musicians, and other celebrities are starting the trend, but many men are following it, if only to stand out from the crowd. The mustache has a colorful history and was once a required part of the British Army's uniform. Plus, learn the English phrase "all the rage."