The phrase denotes attire selections inspired by the comedy musical group, The Lonely Island, specifically tailored for the Halloween season. These ensembles often replicate iconic characters or memorable scenes from their various music videos and sketches. For instance, an individual might choose to emulate Dick in a Box, decorate a box to look like one from the SNL skit, or Captain Jorma from “YOLO” by sporting a captain’s hat and life vest.
The popularity of such themed attire stems from the group’s widespread recognition and humorous appeal. Opting for such an outfit provides an opportunity for both self-expression and a shared connection with others familiar with the group’s work. Furthermore, the inherent comedic nature allows for a lighthearted approach to Halloween festivities, emphasizing entertainment and generating amusement among peers. The choice often reflects an appreciation for satire and a desire to engage in clever, culturally relevant forms of masquerade.