She 'kept a diary' [=wrote regularly in her diary] while she was traveling in Europe.
(..) Maybe... Okay. Bob is real! He's been having me since I was twelve. And the diary was hidden too well. There is no other person who could've known where it was. He comes in through my window at night. (..)1992 Twin Peaks: Fire Walk with Me
(..) # All around me.. # ...down at my shoes... # And they're so far away from me... # Man, I can't believe it... # I got a real indication... My secret diary... there are pages missing. Who would do that? Bob. But Bob is not real. There are pages torn out! (..)1992 Twin Peaks: Fire Walk with Me