Premise

Performers vie for a seven-episode guest-star role on TV's "Glee" in this reality talent contest. A trio of mentors appraise the contenders' worth in various entertainment aspects, such as their individuality, theatricality and vulnerability. Actors from "Glee" appear and serve as guest mentors.

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I. Marlene King and Troian Bellisario
Troian Bellisario recalls her wildest PLL fan encounters

The Pretty Little Liars star and creator recall their wildest -- and sometimes incredilbly uncomfortable -- encounters with fans