Impractical Jokers sits at the top of Kevin James's neighbor set with a similarity of 0.90 — and the cluster immediately around it reveals a tight two-peak structure bridging the Impractical Jokers universe and a broader mainstream celebrity band.
The shape is two-peak. The first peak is built almost entirely around the Impractical Jokers cast: Brian Quinn at 0.89, James Murray at 0.88, Joe Gatto at 0.88, and Sal Vulcano at 0.88 — three Comedians and two TV Personalities whose audiences are nearly indistinguishable from each other and from the show itself. Adam Sandler, the one fellow Actor in the top five, sits at 0.88 and anchors the second neighborhood: a looser cluster of mainstream entertainment figures that includes Jeffrey Dean Morgan at 0.86, Maci McKinney at 0.83 (Reality TV Stars), Gene Simmons at 0.83 (Musicians and Bands), and Norman Reedus at 0.83 (Actors).
Across the full top 10, the subcategory breakdown runs: three Actors (Sandler, Morgan, Reedus), two TV Personalities (Quinn, Murray), two Comedians (Gatto, Vulcano), two Reality TV Stars (McKinney, and Tyler Baltierra at 0.83), and one Musicians and Bands entry (Simmons). No TV Shows appear in the top 10, and Kevin James's own subcategory — Actors — accounts for exactly three of the ten neighbors.
The two-peak structure suggests an audience that is simultaneously drawn to prank-comedy ensemble content and to a wider, genre-spanning mainstream celebrity space — two distinct gravitational pulls rather than one coherent niche.