very possible. but. it’s also possible that he’s had the episode for longer than usual considering how long ago they completed it. there’s really no way to tell, unless the music is the same in the premiere. if it’s different, then it’s possible that it was temp music in the sneak or that the music was changed because it wasn’t right. it’s really hard to know.
it’s true that rob duncan often doesn’t get episodes until closer to their airdates, but that’s also because during the season time is much more crunched. they have a lot more time to prepare the first episodes of the season compared to those that air later.