From ’70s glamour to au natural, the runway to the street: here are 5 makeup video tutorials from around the web to inspire your beauty routine this weekend. Watch them after the break. Summer collection how to from NARS. A 1970s glamour inspired tutorial filmed at the Chanel Covent Garden pop-up beauty store. A smokey eye using Revlon’s shadow stick. Three beauty looks: Betty Boop, glamorous nighttime look and a natural daytime look. The beauty look from Jen Kao’s spring 2012 runway show.