Her parents are in debt

"M-My parents are in pretty bad debt," Lisa explains.

"And you're really a virgin? What made you stay chaste so far?" Danny D asks.

"Yeah..." she says, clearly embarrassed, "m-my boyfriend and I are saving ourselves for marriage."

"Your boyfriend! Interesting... does he know you're here today?"

"Not exactly... He knows I'm on a game to win some money, but doesn't know that it's for this show."

"Being a devoted virgin, why did you choose this show?" Danny D is obviously enjoying this.

"I applied for several gameshows... but this was the only one that responded."

"Well," Danny turns to the audience, "you can't say we're not generous!" The crowd laughs a bit, some cheer. "Now how about we get this show on the road? Today, you'll be playing..."