Harry Shum Jr.. and Dianna Agron appear at the "GLEE" 300th musical performance special taping at Paramount Studios on October 26, 2011 in Los Angeles, California.
Dianna Agron appears at the "GLEE" 300th musical performance special taping at Paramount Studios on October 26, 2011 in Los Angeles, California.
Dianna Agron attends the "Glee" Season 2 Premiere Screening and DVD Release Party at Paramount Studios on September 7, 2010, in Hollywood.
Dianna Agron ("Glee") attends the 2010 Fox Upfront after party at Wollman Rink, Central Park on May 17, 2010 in New York City.
Twenty-two-year-old Dianna Agron hasn't been acting for very long, but she has already has a handful of hit television show appearances under her belt, most notably on "Heroes" and "Veronica Mars." Agron plays in "Glee" a Cheerio (that's cheerleader in McKinley speak) who's devoutly religious, but is a true mean girl through and through.