Pop Culture Roundup: Tolkien Christmas, Derry Girls, Martha in the Matrix and more!

ITEM! J.R.R. Tolkien's delightful letters from Father Christmas. 

ITEM! Good news/bad news: "The Derry Girls" has finished filming a final season.

ITEM! Former "Doctor Who" star Freema Agyeman has a cameo in the new Matrix film.

ITEM! Bob Dylan's Christmas decorations.

ITEM! Michael Keaton may be in the upcoming Batgirl film - as Batman!