Here is the full list of all 28 Tea Party Simulator 2015 achievements.
Why would you shoot ted?! He's your best and only friend!
Activate the sunglasses.
Activate the turnip.
Use a frag grenade to end your tea party.
Completed the final level.
Completed the fourth level.
Use the dynamite.
Activate the monolith.
Completed the third level.
Witness the potato box flying through space-time.
Completed the second level.
Completed the first level.
Activate the fish!
Activate the aviators.
Witness the Red Baron.
Activate the snake.
Witness the zeppelin.
Yes, well ... I'd call you a buffoon too if you poured hot water on me. Indeed!
You really aught to do something about that stabbing habit.
Activate the top hat.
Flip the bird, if the bird were a fancy bird.
Activate the calm book.
Make a tea within a tea, or something.
Get an 'S' rank in every level, in both Mode 1 and Mode 2.
Get an 'A' rank in all Mode 2 levels.
Get an 'A' rank in all Mode 1 levels.
Let the chi flow through the spasticity of your hand.
This hand ain't goin' nowhere.