Top 100 Most Liked Portal 2 Videos by AdmiralBulldogTop 100 » 200 » 300 » 400 » 500Video TitleRatingCategoryGame1.Whose Ball Is It Anyways | (Portal 2 Co-Op Part 1)742Portal 2 2.Are You Still There Little Billy? | (Portal 2 Co-Op Part 2)402Portal 2 3.BILLY IS BACK | (Portal 2 Co-Op Part 3)400Portal 2 4.Get Closer So I Can Get Stuck In You | (Portal 2 Co-Op FINAL Part)316Portal 2 Top 100 » 200 » 300 » 400 » 500