Which of Taylor’s music videos was the first to be directed by Joseph Kahn?
The first music video that Taylor Swift collaborated on with director Joseph Kahn was "Love Story." The music video for "Love Story" was released in 2008 and marked the beginning of a successful creative partnership between Taylor Swift and Joseph Kahn. Since then, they have worked together on several other music videos, including "Bad Blood," "Blank Space," "Wildest Dreams," and "Look What You Made Me Do," among others.