full size Dianna Agron Helps With Acting Exercises in The Glee Project Season 2, Episode 10: "Actability"
Credit: Tyler Golden/Oxygen Media

We’ve already seen one spoiler clip of guest mentor Dianna Agron (Quinn) on this Tuesday’s Glee Project Season 2, Episode 10: "Actability," and now E! Online has another exclusive preview.

In the clip, Dianna leads the remaining five contenders in a unique homework assignment challenge that requires them to showcase both their acting and singing skills simultaneously. So which contenders will triumph during the challenge, and which ones will struggle?

Click here to watch the full clip.

Source: E! Online

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