Latisse Could Cause Cheek Hair; Taylor Swift Lands a Beauty Campaign

• Those who bypass doctors to get their hands on the lash-enhancing treatment Latisse may suffer side effects, such as permanent eye discoloration and cheek hair. [NYT]

• Cover Girl signed Taylor Swift as its latest celebrity face. When it comes to makeup, Swift says she reaches for “anything sparkly or bright colored or shiny,” which is not surprising coming from a girl with an endless supply of sequined dresses. [WWD]

Calvin Klein signed Diane Kruger to be the face of its newest fragrance, Calvin Klein Beauty, due out this fall. CK womenswear designer Francisco Costa will take Kruger to the Met Ball tonight. [WWD]

• Penélope Cruz is the newest face of Lancôme’s Tresor fragrance. The campaign will debut this fall. [WWD]

• British beauty company Nails Inc. opened a pop-up salon at Henri Bendel that will remain open until May 10. The brand is famous for manicures that last three weeks. [StyleList]