Twilightin'
The state of being so completely consumed by one's obsession with Twilight that one's work suffers, friends are neglected, schoolwork is ignored in the pursuit of one's next Twilight fix.
"Is Renea coming to work today?"
"I don't think so. She and Abby were up until 2 AM twilightin'.
"I don't think so. She and Abby were up until 2 AM twilightin'.