Originally Posted by Wikipedia

The Swing Revival was a late 1990s and early 2000s period of renewed popular interest in swing and jump blues music and dance from the 1930s and 1940s as exemplified by Louis Prima, often mixed with a more contemporary rock, rockabilly or ska sound, known also as neo-swing or retro swing.

Originally Posted by RYM

Swing Revival, also known as Neoswing, was a period of renewed interest in the Swing and Jump Blues music styles of the thirties and forties that occurred around the turn of the millennium. Rather than being a direct copy, however, the scene incorporated elements of other genres, such as Rockabilly, Ska and Punk Rock.