Here is the list of unlockable achievements in L.A. Noire’s expansion, A Slip Of The Tongue for the Xbox 360.
Check out my other guide if you’re looking for the full list of achievements for L.A. Noire and its expansions.
The Printer’s Devil (20) – Complete ‘A Slip of the Tongue’
Here are the four secret achievements you can unlock in the expansion.
Racing For Pinks (20) – Find and inspect all of the Marquee-printed pink slips
Femme Imbécile (20) – Correctly branch every question in the interview with Jean Archer
Chop Shop (20) – During the Industrial Street raid, kill a goon by shooting the hanging engine block
Nowhere In A Hurry (20) – Catch and arrest Cliff Harrison before he is stopped by uniformed backup