To the RvB the blood gulch chronilces? There's actually many alternate endings, one where Tex, Andy (The bomb), Junior and some others (Can't remember their names) go in a pelican which explodes. That's the first ending. There's others too but I can't remember, type it in on youtube. If however, you mean the ending too all of RvB, there isn't. It's still going. One episode a week is put up on their website. This is their website:
Hope I helped.