Ranma ½: Season 0, Episode 13 - ProjectFreeTV

0 - 13: Oh, Cursed Tunnel of Lost Love! Let My Love Be Forever

Shampoo and Ukyo send Akane and Ranma off to a haunted cave, rumored to permanently break up any couple that tries to make it through it. Of course, it's not like the two "love birds" need much help to start arguing...