If I decided to shoot weddings again, I would probably go back to the equipment I used to use:

Mamiya TLRs - C330 main body, C220 backup;
65mm, 80mm and 135mm lenses
Metz 60CT2 and Metz 60CT1 flashes
Gossen hand meter
Portra film - 220 and 120 - mostly ISO 160
Pro lab proofs - 5x5