f(x)'s Victoria and Sulli have become the latest spokesmodels for 'Smoothie King'. The popular beverage company previously enlisted�Lee Seo Jin, Kim Sa Rang, and Kim Yu Na as their official models. This time, Victoria and Sulli were picked to represent the brand, which only expresses f(x)'s rising popularity. A representative for Smoothie King stated,"Smoothie King's smoothies not only contain important vitamins, minerals, and fiber, but provides necessary nutrients for today's modern society that many people lack. Victoria and Sulli's energetic and healthy image fit our brand well, so we chose them to be our official models." Victoria and Sulli commented, "We all enjoy drinking Smoothie King's smoothies because they help us keep our bodies fit and healthy. We're happy that we were chosen to endorse the brand." The official CF with the two charming idols will start airing in May. Source: Sports Chosun via Nate