Model 12 Winchester 12 gauge.
Remington Model 700, 30-06.
Tricked out MAK-90.
Copious ammo for each.
Warm fuzzies all around.
If I had my choice it would be...
Beretta Xtrema2 12ga
https://www.youtube.com/watch?v=B6bKbqSdNEc
Romanian PSL
http://en.wikipedia.org/wiki/PSL_%28rifle%29
The Saiga .308 (AK variant)
https://www.youtube.com/watch?v=4l2-nXO27r4