The hobbit:
Bilbo is living peacefully on his own
Gandalf invites him on an adventure
Meets Thorin
Leaves with dwarves
Trolls/Goblins/Gollum/Spiders/Elves/Orcs/Laketown
Bard
Dragon wakes up
Arkenstone
Battle of the Five Armies
Everyone thinks Bilbo's dead
Living with Frodo
Writes book