According to Fox's Dayn Perry (who's new picture makes him look like the spawn of Adam Kennedy and The Rock) here are the top ten pitching duos in the MLB:
1. AZD - Webb/Haren
2. CLE - Sabathia/Carmona
3. MIN - J. Santana/Liriano
4. SDP - Peavy/Young
5. SFG - Cain/Lincecum
6. LAD - Penny/Billingsley
7. LAA - Lackey/Escobar
8. PHI - Hamels/Myers
9. TBD - Kazmir/J. Shields
10. ATL - Smoltz/Hudson
UPDATE: Rob at 6-4-2 takes a closer look at this...