The plaintiffs had tried to piggyback on a colonial era law that said gamblers could recover their losses via lawsuit.
However, the Supreme Court of Georgia has now disagreed. In a unanimous opinion the court rejected their claim on the basis that there was no "gambling contract" supported by "gambling consideration."
In the Lucky Case game, NBC never was at risk of losing anything (aside from their agreed-upon prizes) — i.e., they never had a stake at risk. The $0.99 charge was not at stake for NBC.
So, good news for NBC and bad news for the lawyer, though credit should be given to him for an ingenious idea.