Undecided questions
Do you know any swedish drinking songs?)

Here are 7 of the most popular Swedish drinking songs
http://www.youtube.com/watch?v=QygXTp5OGlo

Hard to know which drinking song you are looking for. You could try googling "snapsvisor" and see if you can find the specific song.

If you remember the melody you could record yourself humming it and uploading it somewhere and link the audio here, that would help.

Jura, you're a sweet lady but sometimes your answer aren't accurate.

The most famous Swedish drinking song/snappsvisa, is called "Helan går":
http://www.youtube.com/watch?v=XOmrJk3M6HQ