Zack could have joked about running away to join the military at the age of twelve to get out of Christmas caroling with his family, but he'd done it for the adventure. He didn't even have Christmas in his reality.

"Charity, huh?" But yes, this was, in fact, a good draw. "Any charity in particular? Or does it vary from event to event?"

Because he could absolutely be persuaded to go for a swim for a good cause.