Characters whose paths never crossed getting stuck in a room together... plot threads that were left dangling being tied up... deleted scenes being fleshed out... characters who would never drink getting absolutely plastered.
(That last one is especially fun; sometimes, my siblings and I pick a show or book, and just theorize our way through the entire cast.)
In my latest music video, I took a character who's probably the mentally strongest in the entire Farscape cast, and explored what would happen if his resilient mind finally snapped.
Scorpius tends to have his inner demons very much under control, but what would happen if he fully and permanently lost the battle to his pain, rage, and long-suppressed Scarran side, and plunged full-tilt into PTSD and psychosis?
Let's take a look: