This is also listed in the OP, so when we get any additional promo news, I will update the OP for ease of reference.
A running list of promo appearances for Josh.
October 6th - The Today Show (NBC)
Scoop: TODAY on NBC - BWWTVWorld
October 6th - Interviews with Entertainment Weekly / Josh Horowitz / FB Q&A
October 16th - The Craig Ferguson Show (CBS)
Some Links can be found here for Late Night:
The Late Night TV Page - Talk Show Guest Listings