![LOS ANGELES, CA. January 11, 2011: "Glee" star Dianna Agron at the Fox All-Star Party Winter 2011 in Pasadena. © 2011 Paul Smith / Featureflash Stock Photo - Alamy LOS ANGELES, CA. January 11, 2011: "Glee" star Dianna Agron at the Fox All-Star Party Winter 2011 in Pasadena. © 2011 Paul Smith / Featureflash Stock Photo - Alamy](https://c8.alamy.com/comp/2A18CDN/los-angeles-ca-january-11-2011-glee-star-dianna-agron-at-the-fox-all-star-party-winter-2011-in-pasadena-2011-paul-smith-featureflash-2A18CDN.jpg)
LOS ANGELES, CA. January 11, 2011: "Glee" star Dianna Agron at the Fox All-Star Party Winter 2011 in Pasadena. © 2011 Paul Smith / Featureflash Stock Photo - Alamy
![Actress Dianna Agron attends the Trevor Live event honoring Lady Gaga and Google Inc. at the Hollywood Palladium in Los Angeles on December 4, 2011. UPI/Jim Ruymen Stock Photo - Alamy Actress Dianna Agron attends the Trevor Live event honoring Lady Gaga and Google Inc. at the Hollywood Palladium in Los Angeles on December 4, 2011. UPI/Jim Ruymen Stock Photo - Alamy](https://c8.alamy.com/comp/TY2EDR/actress-dianna-agron-attends-the-trevor-live-event-honoring-lady-gaga-and-google-inc-at-the-hollywood-palladium-in-los-angeles-on-december-4-2011-upijim-ruymen-TY2EDR.jpg)
Actress Dianna Agron attends the Trevor Live event honoring Lady Gaga and Google Inc. at the Hollywood Palladium in Los Angeles on December 4, 2011. UPI/Jim Ruymen Stock Photo - Alamy
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Dianna Agron: FOX All-Stars Party in Prada!: Photo 2510167 | Dianna Agron, Glee Photos | Just Jared: Entertainment News
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LOS ANGELES, CA. January 17, 2011: Dianna Agron at the 68th Annual Golden Globe Awards at the Beverly Hilton Hotel. © 2011 Paul Smith / Featureflash Stock Photo - Alamy
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Dianna Agron: FOX All-Stars Party in Prada!: Photo 2510170 | Dianna Agron, Glee Photos | Just Jared: Entertainment News
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Dianna Agron: FOX All-Stars Party in Prada!: Photo 2510163 | Dianna Agron, Glee Photos | Just Jared: Entertainment News
![Alex's relationship with Dianna Agron began in 2011 — they starred together in I Am Number Four and dated for nearly a year. | 18 Actors Who Couldn't Seem to Stop Dating Alex's relationship with Dianna Agron began in 2011 — they starred together in I Am Number Four and dated for nearly a year. | 18 Actors Who Couldn't Seem to Stop Dating](https://media1.popsugar-assets.com/files/thumbor/wUzTT-cIHnIpeZD9IUcW18vIw5Y/fit-in/728xorig/filters:format_auto-!!-:strip_icc-!!-/2015/07/15/805/n/1922398/be31e8f37466be85_GettyImages-108587156_master/i/Alex-relationship-Dianna-Agron-began-2011-starred-together-I-Am-Number-Four-dated-nearly-year.jpg)