The dance referred to as "Shag" actually exists in three different versions. The Original Shag, from the mid-20's, was a rapidly jumping and kicking dance that is probably more similar to step aerobics than to anything done today as a social dance. The approximately contemporaneous St. Louis Shag, named for the city in which it originated, was a cross between the Original Shag and the Charleston. It is a great deal of fun, and easier than either of its parent dances. The more recent Carolina Shag bears a close resemblance to West Coast Swing, which has largely replaced it in swing dance circles, save that the Carolina dance was quicker and featured some fancy footwork, particularly for the gent.