Just then , Gollum attacks Frodo and bites off his finger and the Ring .
As Frodo is preparing to throw the Ring into the Crack of Doom , he succumbs to the Ring 's power and claims it as his own .
Just then , Gollum attacks Frodo and bites off Frodo 's finger and the Ring .
As Frodo is preparing to throw the Ring into the Crack of Doom , he succumbs to the Ring 's power and claims it as his own .