They were very hungry and afraid they would starve to death. They hoped to be able to beg food from the elves. They reasoned that "without a feast we shan't remain alive much longer anyway."
Chat with our AI personalities
The dwarves are Bilbo's friends for most of the Hobbit.
Bilbo was completely enchanted by the dwarves' music the first time they played (and sang) for him.
Yes, in chapter 9 the dwarves (but not Bilbo) were imprisoned by the Wood-elves in Mirkwood forest.
Eat them.
The dwarves left a note for Bilbo under the mantle clock. It stated that they would be awaiting him at 11 am sharp. Bilbo didn't get the note until 10 minutes before that and ran the whole way to be on time.