He seems to have written his memoirs mainly so that he can 'dish the dirt' on all his former lovers.
The police 'struck pay dirt' when a witness came forward with new information.
The band 'hit pay dirt' [=had a big success] with their first single.
(..) yeah, yeah, everyone. Angela... the most. Because we, you know, had something great and... And now it's dirt. Zack... for being such an idiot. Brennan for bringing us all together. Cam for making us efficient. Booth for giving us a mission. (..)2008 TvShow: Bones Title: The Finger in the Nest Season: 4 Episode 3