Here is the full list of all 21 Hangover achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
I decided to be a villain
One of our friends!
:)
I'm one of the 3 people who read the credits!
Stop that noise!
This doesn't fit here.
I'm a proud creep
I love pink!
How I hate these! Let's smash one!
I decided to end it fast
I'm certified troll!
Screwed it!
I like steam keys more tbh
Ehm, what should I write here?
I'm poor.
I've just touched something disgusting!
I feel even more smart!
Rip headphone users
This picture makes me feel smarter
Old school
Life is simple