Hard to maintain professionalism on this one. What made matters giddier was that Count von Count was there, too!
Otherwise, custom-silk backdrop with classic portraiture spot. The rest was a standard cross-key & edge lighting scheme for a recognizable Sesame Street look.
What impressed me most, though, were the skilled puppeteers crouched uncomfortably on shot bags while observing their puppet-oping in a monitor. Ever seen yourself in a camera monitor? You’re reversed!