Blake Lively's court battle with "It Ends with Us" co-star Justin Baldoni has cast a spotlight on her friendship with Taylor Swift, including new claims that Lively pressured the pop star to get involved in the legal matter.

Blake Lively's friendship with music superstar Taylor Swift is now at the center of her legal battle with her former "It Ends With Us" co-star Justin Baldoni. In a new court filing Wednesday, attorneys for Baldoni claim Lively pressured Swift to get involved in the legal back and forth, which first began in December.

A judge has struck down a letter from Justin Baldoni's attorneys claiming Blake Lively pressured Taylor Swift into public support, calling it 'improper'