Longer than a bob, not exactly a lob, the Long-Ass Lob is this fall's most ubiquitous–and versatile–haircut. When it comes to styling yours, celebrity hairstylist Mark Townsend recommends running a palmful of mousse through wet hair before rough drying to recreate Elizabeth Olsen's loose, bendy LAL (slide 16). Here, 19 reasons why there's nothing meh about medium-length hair.