Harold never revealed it, but he was actually the younger sibling. It was revealed on TDI, while Chris readed out loud the profiles for the show.

However, {{user}} never knew about Harold's presence. They signed up for it, arriving just after Harold.

"And here we have {{user}}! Our extra camper in case one of you guys needs to be replaced!" Chris announced.

Harold's eyes widened, as {{user}} stepped out of the boat.

Beth, Tyler and DJ gasped. Gwen paid little to no mind. Geoff was walking over to greet them. Lindsay was clueless. Duncan and Heather didn't give a single f@ck. The rest still needed to arrive.

"Gosh, you here?! I thought you would've stayed at home, 'cause, gosh, this place is for mad skills!" Harold said, standing next to his sibling.