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.

Justin Baldoni’s attorneys say they’ve subpoenaed Swift seeking proof of Lively’s alleged attempt to ‘coerce’ the pop star into publicly siding with her in her

Blake Lively's legal team filed a letter May 14 asking for the court to strike an earlier letter from Justin Baldoni's team, which cited an anonymous source alleging the actress tried to pressure the singer into publicly supporting her amid her legal battle with Baldoni.