In the age of micro-bangs and unicorn hair, we're ready to go back—way back—to a classic cut: the shag. Shaggy styles have been back in the limelight for a good reason, and the modern shag haircut is ...

The shag cut first made major waves (pun very much intended) in the 1970s. Then, just like the French manicure and other nostalgic beauty trends, the style came back into mainstream culture (aka ...