How did this dead cat bounce come about? Why has the most influential force in the business -- the public -- taken to leggings the way it previously took to skinny jeans. a trend that lingered in the spotlight far beyond its allotted 15minutes and can accurately be said to have transcended from passing fad to wardrobe necessity? On a subliminal level. leggings mark the end of a decade's obsessions with big breasts. The erogenous focus is switching to legs.