2011 Spring Fashion Trends - Seventies Style. Ladies it's time to pull out the high waisted wide leg jeans for spring 2011, and if you don't already have a pair it's time to go out and buy some. One of the hottest looks showcased on the runway for this spring was 70's inspired fashion. An array of wide legs pants, sleeveless tops, retro glam hats and sunglasses were turning heads everywhere. The great thing about this trend is that you can easily find throw back items in your closet, in your mother's closet or at your local thrift store. Look below to see how the trend was worn on the runway.