Bilbo slipped on the ring and was invisible.
Bilbo rescues the dwarves when they are trapped in the webs of the giant spiders. He is able to avoid capture, then drives the spiders away, before cutting the dwarves free of the sticky strands.
Well, Bilbo is a hobbit.
He says that the dwarves wont give Bilbo any gold, and that the Dwarves ar ejust using him.
Bilbo was completely enchanted by the dwarves' music the first time they played (and sang) for him.
There were 13 dwarves. Bilbo was added to the party to make it 14 and avoid having an unlucky number.
The Goblins and Wargs trap Bilbo, Gandalf, and the Dwarves by besieging the mountain and trapping them.
Bilbo put the dwarves in barrels, and the elves float them down the river with out noticing.
Yes, the wizard(Gandalf) likes Bilbo very much. It is by the will of Gandalf that Bilbo comes along with the dwarves for the quest. His concern for Bilbo can be seen when all the dwarves come out from goblin's cave but Bilbo remains behind. Gandalf continues to visit Bilbo even after the end of dwarves quest.
A burglar.
dwarves and gandalf.
Thirteen dwarves, plus a wizard.
If Gandalf and the dwarves did not show up to rescue him, Bilbo Baggins had a plan to make his way through the tunnels to locate them. However, he is saved from that undertaking when he hears the dwarves and Gandalf talking.