Riddles in the Dark (Bilbo vs. Gollum)

Riddles in the Dark (Bilbo vs. Gollum) trivia questions

1. In The Hobbit: An Unexpected Journey (2012), what does Bilbo find before meeting Gollum?
2. In The Hobbit: An Unexpected Journey (2012), who first notices Bilbo in the goblin tunnels?
3. In The Hobbit: An Unexpected Journey (2012), what game do Bilbo and Gollum play?
4. In The Hobbit: An Unexpected Journey (2012), what stakes does Bilbo propose for the contest?
5. In The Hobbit: An Unexpected Journey (2012), what food does Gollum promise Bilbo if he wins?
6. In The Hobbit: An Unexpected Journey (2012), what does Bilbo ask Gollum after the contest?
7. In The Hobbit: An Unexpected Journey (2012), what lets Bilbo slip past Goblin-town unseen?
8. In The Hobbit: An Unexpected Journey (2012), who is waiting for Bilbo after he escapes the mountain?