...Family Unit," the principal read, "The five of you will take on the roles of five different members of a family and you will live as them for a month. The position, father, mother and kids will be assigned randomly." There was some snickering in the crowd and the five 'volunteers' looked at each other in confusion.
"I call bullshit," said Trevor, crossing his arms.
"Yeah!" Grunted Biff in disgust.
"I'm serious," smiled the principal, "And for participating in this experiment the school is getting a sizeable grant which we're hoping to use to fund various projects; build a new football pitch, add a new wing to the library to house a new occult section, and so forth." The five students glanced at each other, each thinking about something they'd benefit from. Knowing he had them hooked the principal smiled and added "Also, each of you will be given compensation for participation. Ten grand. Each." At this their faces lightened up and the amusement from the audience turned to murmurs of jealousy.
Before the principal could say more, the doors to the side of the stage opened and two men in black suits entered.
"Ah," said the principal, "If you five would be so kind as to go with these men. They'll be taking you to the preparation area."