Progression still 3 of 6. A reference shot incorporating both Lucas’ facial performances (which will later make their way into the final shot) is handed over to layout and animation, where the body performances (incorporating Lucas’ on-set performance) are created.
Progression still 4 of 6. The Tweedles and monkeys are placed in the layout of the Red Queen’s throne room. Lucas’ facial performances float above the animated character for matching. For the effect to be seamless, the animation has to be very precise.