Garth Brooks posted this on his website this weekend:

The sevens have aligned. It has begun...
Thank you for, g

Soooo, what does this mean?  No one is certain, but reports are floating around that he is working on new music for 2014, a movie with Martin Scorsese, and a possibly a tour.  If you've seen Garth live, you know there is none better.  Stay tuned for updates!