Complete the indicated task to unlock the achievement.

Achievement	How to unlock
A box full of joy!	Date Pandora.
Almost there...	Collect 38 hats.
Ancient romance	Open the door of the secret tomb.
Aquatic Abomination	Listen to the water theme song.
Awww man, here we go again.	Start a second playthrough.
Call in the Paparazzi	Collect 10 hats.
Chemotherapist	Cure Amadeus.
Classy!	Collect your first hat.
Clutch.	Escape the crashing plane.
DJ Troy	Tell the dancers about your new mixtape.
Double tap.	Push your luck in the saloon.
Ecologist	Only use one plug to get to Amadeus.
Elevator repair monster	Destroy the elevator.
Epic Stylist	Collect 20 hats.
Escape is the only option...	Date Patroclus.
Fashionable	Collect 3 hats.
Fleshy infiltration	Get to the abandoned meeting room.
Fully treat Amadeus	Fully damage Amadeus.
Headgear Collector	Collect all the hats.
Headpiece Scavenger	Collect 15 hats.
Helping arms	Escape the acid flooding cave.
Helping hand	Make the scientist in need fall.
I like France.	Date Paris.
It's okay to cry.	Die for the first time.
King Stealer	Steal the Rat King's crown.
Mad Hatter	Collect 30 hats.
Mission Impossible	Carefully pass the pod room.
Professional Struggle	Complete the campaign without dying once.
Prophet of the Swarm	Get bitten by three rats at the same time.
Psychedelic flying bait.	Get baited, son.
Romantic wild ride!	Date Ulysses.
Sun's out, guns out.	Reach the secret tanning spot.
Super Seducer	Date each of Agamemnus' Heads
These rats are chasing.	Escape the rat swarm.
You have peaked.	Create an arm circle.