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