The book that Keith Mars (Enrico Colantoni) brings to the sheriff's office, which he describes as "Weird, but I expect it will start making more sense soon," is "Those Who Trespass" the sex- and murder-filled novel by Bill O'Reilly.
The singer at the karaoke bar asks for B-17 to get the tune for "Veronica". The lyrics for "Please, Mister Please" by Olivia Newton-John are "Please, Mister, please, don't play B-17, It was our song, it was his song, but it's over."