Leighton Meester for a Vera Wang Fragrance; Liv Tyler for a Givenchy Mascara

• The first image from Leighton Meester's campaign for Vera Wang's Lovestruck perfume is online. She's posing in a ballgown on a fire escape, as you do. [Fashionista]

Prada will launch a new women's fragrance in the next few months. [WWD]

• Supplies of oud (or agarwood), a scent extracted from aquilaria tree resin, are dwindling because of current high demand. [NYT]

• In her continuing partnership with Givenchy, Liv Tyler has posed for the fashion house's newest mascara ad. The product is called Demesure Audacious Lashes. [Beauty High]

• Blake Lively might dye her hair blue! Eek! [OK]

• Bumble and Bumble have a new line of three hair products. The Let it Shine trio are specifically designed to leave your hair with a glossy sheen. [Beauty Counter Blog]

• Popular British drugstore Boots has launched a Stateside e-commerce site. [StyleList]