Half-up hairstyles are totally hot for spring and summer. They're a wonderful alternative to the usual topknot, and oh-so pin-worthy! This half-up hairdo comes from Butterfly Studio Salon in New York and presents a new twist on an effortless style. Try the look yourself and follow the how-to below. For more information on Butterfly Studio Salon, go to … [Read more...] about Hairdo How-To: Half-Up Double Knot