Shall We Dance? - Complete Memory Sequence 9.
This is a story achievement and cannot be missed if you play the story. This is also the final story memory of the game. The Memory Sequence consists of 4 memories. This is how they are labelled in the game:
1 - Double Trouble
2 - Dress to Impress
3 - Family Politics
4 - A Night to Remember
Memory 4 - A Night to Remember is the final memory and can only be accessed once all other memories are done. The achievement will pop once it finishes.