In this week's installment of 10 stories you might have missed: Will Ferrell reacts to Kristen Stewart 'trampire' actions on "Conan." Also: Russell Crowe circles the Stephen King adaptation "The Dark Tower" at Warner Bros., Mos Def joins Keira Knightley in "Can a Song Save Your Life?," Dan Harmon heads back to TV, NBC's "Hannibal" stages a "Wonderfalls" reunion, Lady Gaga hints at new album, and more.

Catch up here: