This weekend is ConDFW, a scifi/fantasy/horror/speculitive fiction convention. The Guests of Honor or Jim Butcher and David Weber. Artist Guest of Honor is anmation studio Janimation.

Other activities at the con this weekend include:
panels
discussions
signings
dealers
science
art show
auctions
charity book swap
gaming
costume contest
alien archeology
scifi spelling bee
fan clubs
and many, many authors and artists

More info at condfw.org.