No one—'present writer' included—thought the plan would work. [=no one, including me, thought the plan would work]
She is promoting her latest movie, which 'the present writer' has not yet seen. [=which I have not yet seen]
They identified the 'writer' of the mysterious letter.
(..) you gotta do what I tell you to do! Daaah! Fa-gaah! I wanna write a masterpiece. I know, dude. So do l. It's all right. We've got writers' block, it happens to the best of 'em. I mean, look at these guys. AC/DC. Van Halen. The Who! Why are you guys so awesome? (..)2006 Tenacious D in the Pick of Destiny