Taylor Swift Diet Coke Commercial: Singer Talks 'Dressing Her Age' (VIDEO)

While controversy may follow Taylor Swift when it comes to her love life, we'll admit there's one area where the young singer tends to remain reliably conservative: her style. In a new teaser video for her Diet Coke partnership, Swift talks about her deliberate effort over the years to "dress her age." "I think one of the things I've always tried to do was age gracefully. It was what I was trying to do when I was 18 -- just be 18," she said. "I find it hilarious when I'm going to an award show, ...