2. Frank.
3. & 4. Chuck and Leon.
5., 6. & 7. Norbert, Gilbert and Shellbert.
8. The Zeros.
9. O-Town Yards. (Sounds like someone is an O's fan - as in Baltimore.)
10. & 11. Super-Lot-O-Comics and Conglomo.
12. Filburt.
13. & 14. Twenty-one (Born to Spawn) and thirty-eight (Future Schlock).
15. Ed Bighead (in Put Out to Pasture).
16. through 20.
A dentist (Rinse and Spit), a surgeon (Tickled Pinky),
a pharmacist (Kiss Me, I'm Foreign), a canine "nutritionalist"
(The Fatlands) and a pediatrician (Sugar Frosted Frights).