When Sergeant Scott Moore asked actress Mila Kunis to accompany him to the Marine Corps Ball in Greenville, North Carolina, it was her Friends with Benefits co-star Justin Timberlake who persuaded her to go. "You need to do it for your country," Timberlike told Kunis, shortly before she agreed publicly on Fox News.

Now it seems as if Timberlake will either have to practice what he preaches, or eat his words, because he has just been asked by Corporal Kelsey De Santis to attend another military ball as her date. De Santis, the only female at the Martial Arts Center for Excellence (MACE) at Marine Corps Base Quantico, posted a YouTube video alluding to Kunis' promise and then personally inviting Timberlake to the Marine Corps Ball in Washington, D.C., on November 12.

If Timberlake does not accept, De Santis said in the video, then all she has to say is "cry me a river."

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