Fantastic clip courtesy of Nick Perri.  The signal chain is Gibson 335, into the MO, into a 1965 fender tube reverb tank, into a tweed fender blues jr.
The MO is engaged during all the lead and solo work starting when the band kicks in.  Be sure and check him out at http://www.nickperrimusic.com/ 

 1N34 / OA126 Played through Atomic Amplifire, amp Model is Fender Deluxe Reverb.

Klon Centaur comparison using D9E / Telefunken OA126 diodes 

Recorded with 1N34 / OA128 diodes

Recorded with 1N34/OA126 diodes

Marshall 1959 SLP demo

Recorded with D9E/OA126 diodes