related video

Hey guys. I have a question about the related results. Yesterday I uploaded a full playthrough of Rugrats: Search for Reptar, but it seems like the video isn't live even though it is. What I mean is the related results on the side don't relate to the Rugrats, theres a couple but the rest is...

What are some of the things we can do to maximize the chances that our video will be suggested as a related video on a bigger and more popular channel? Let's take it as given in this scenario that our videos are good quality, all meta-data filled in correctly, good thumbnails, etc, etc. Let's...