John Barrowman and Carol E. Barrowman are going to be signing copies of their new co-written book, Hollow Earth.
Two dates have been released for the signing events, where they will ONLY be signing copies of Hollow Earth (so unfortunately, no Torchwood/Doctor Who memorabilia).
The two dates confirmed so far are as follows. If more dates are added, we'll update the post:
Are you going to either of these events?