Amanda Seyfried is the newest ambassador for Lancome

Amanda Seyfried has proven her abilities as an actress and a singer over and over again - but now the on-screen star is adding another credit to her growing resume: beauty campaign star.The 33-year-old, who is known to many for her musical role in Mamma Mia, and her hilarious turn in Mean Girls, was announced as the latest celebrity ambassador for Lancome this week, with the brand revealing that she will join its growing list of A-list spokesmodels that already includes the likes of Lily Collins, Julia Roberts, and Zendaya.To celebrate the announcement, the French beauty brand released two new campaign images featuring the singing star, in which she showcases her natural beauty with minimal makeup, while modeling a chic white blazer. Pretty in peony: Mamma Mia star Amanda Seyfried has been named as the newest ambassador for beauty brand Lancome In good company: The 33-year-old joins a long list of celebrity spokesmodels for the brand, including Julia Roberts, Lily Collins, and ZendayaH...