✔ 最佳答案
Scenes showing:
1. Skin shifter (or shape shifter) who can turn himself in a big bear.
2. Giant spiders attacking them in a forest.
3. They being trapped by Legolas' father, and Bilbo heping them escape from them.
4. Arriving to the mountain were they (or Bilbo) will face Smaug.
Also, Golum following them, and a first look on Legolas.