My top 5 of each!

The best:

1. Poison
2. Motley Crue
3. Ac/Dc
4. Aerosmith
5. Rush

The Worst:

1. John Cougar Mellencamp
2. Smashing Pumpkins
3. Buckcherry
4. Winger
5. The Academy

I could go top ten but I decided to keep it short!