The Arkenstone
Bilbo trys to steal the troll's wallet. They capture him. The company is also captured. Gandalf comes and turns the trolls into stone.
Bilbo plays no part in the Battle of Five Armies. He took his stand with the elves and put on his ring. But he got knocked out by a stone and missed it all.
In "The Hobbit," Bilbo Baggins acquires the guards' keys during his encounter with the trolls. After the trolls are defeated by the sunlight and turn to stone, Bilbo finds their belongings, including the keys, in their camp. He takes the keys back to the dwarves, which ultimately helps them escape from the goblin tunnels later in their journey. This clever act showcases Bilbo's resourcefulness and growing confidence as a burglar.
the trolls capture all the dwarves but not Bilbo b/c he his smaller so he hides then the trolls argue about what to do w/ the dwarves and how to eat them then gandalf (who had left them a while ago) comes back and imitates the troll to keep them arguing until morning and they get turned to stone
The movie comes out in 2011, so all of the parts are "rumored" to be played by certain actors or actresses. Nothing is set in stone yet.
In J.R.R. Tolkien's "The Hobbit," the three trolls are named Tom, Bert, and William (Bill). They capture Bilbo Baggins and the dwarves during their journey, intending to eat them. However, they are eventually turned to stone by the sunlight, thanks to Gandalf's clever intervention.
Bilbo's sharp eyes spot the tiny key. It had evidently fallen out of the pocket of one of the trolls. Otherwise, it would have been turned to stone like their clothes.
I think he rescues them numerous times, but the one that first comes to my mind is when he rescues them from the Trolls, by keeping them arguing until the sun rose up and turned them all to stone.
Bilbo took the Arkenstone. It was the treasure Thorin desired most.
On his first attempt at burgling in "The Hobbit," Bilbo is caught by the trolls and nearly eaten before Gandalf intervenes and saves him by tricking the trolls into staying out until dawn when they turn to stone. This encounter marks the beginning of Bilbo's adventures and his growth as a character.
In "The Hobbit," Bilbo and the dwarves escape the troll cave by using the dawn's light. Gandalf tricks the trolls into arguing until sunrise, causing them to turn to stone. Once the trolls are petrified, the group is able to explore the cave, where they find weapons and provisions to aid their journey. They then leave the cave, continuing on their adventure.
Because they argued over how to kill the dwarves and Bilbo. In the end they got turned to stone by the rising sun.