Jon Gosselin has got a date in court for TLC's breach of contract lawsuit against him. Jon is required to appear December 14 in a Maryland courtroom when a judge will hear TLC's motion for a preliminary injunction. And yes, it is likely that he will be questioned under oath about his outside income, statements about TLC and more.
Links:
[1] http://www.radaronline.com/exclusives/2009/11/exclusive-jon-gosselin-has-court-date-battle-against-tlc