Here is the full list of all 27 Big Surprise achievements.
The end, you could
Bear, killing him wasn't easy.:)
Seventh level
Acquaintance with the beautiful maiden
The wolf, it was not easy
Sixth level
The toy of your dreams
Snowman, this stage is passed
Fifth level
Fourth level
Los, it's worth talking to
Balcony, jump in content
Gift for the girl, she was waiting
Gnome, went well
Third level
Crow, try to get it
Witch, you did it.
Death, try again
Boy waiting for gifts
Second level
Snowball, you did the right thing. :)
A third gift, well done
The gift you were waiting for
Gift first, go on
Present the second, continue
Jump special, but you're cool:)
First level