The super famous "childless cat lady," Taylor Swift, has let her fur children ... appeared as one of many kittens in a 2014 Diet Coke ad with Swift. In fact, Olivia Benson is reportedly richer ...

Coca-Cola just released singer Taylor Swift 's first commercial for Diet Coke. Swift was signed as the soda company's brand ambassador in January, a month after Beyoncé was named to the same role ...