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.
(..) Hurry! Nice catch, Donkey! Finally! A good use for your mouth. Come on! # You spurn my natural emotions # You make me feel like dirt and I'm hurt # And if I start a commotion # I run the risk of losing you and that's worse # Ever fallen in love with someone, (..)2004 Shrek 2