This is a tough puzzle. 20,000 drinks later and low resolution doesn't make this easy. I think I would pass this test but I wouldn't get an A.
1- SOB, Fatty, Mason, Exile
2- Bojack
3- I cannot come up with this one, driving me crazy, Dos Equis?, Superfly and Natedog in back
4- MarkAT
5- Udie
6- Rogue
7- Ripsnort
8- Superfly and Natedog and ?
9- Funked and Hitech
10- Gryf, Eagl, Bojack, Bob Shaw
11- Skuzzy
12- Pyro