Sorry i haven't uploaded in a while but i love doing this style! Follow me here.. Follow me on Instagram ~https://instagram.com/hairrweavvekilla/ Follow me o... Hairstyles that were popular in the 1970s include the shag, the wedge, feathered hairstyles, ... Hair Through History: 9 Iconic Hairstyles of the 1970s. Friday, December 6, 2013 - 3:47 pm. ... long, straight hair became highly fashionable during the '70s.