Having won the speech contest for the past two years, Becca is determined to hold on to her title this year. After carefully choosing rock climbing as her topic, she throws herself into her research only to find that her academic rival Vega may also have the same idea. Meanwhile, Tucker sees an opportunity to take over the school DJ position, a job currently occupied by his arch-nemesis Jack.

Sibling rivalry is running rampant in the Fisher household. Becca and Ellen are running themselves ragged trying to outdo each other since the prize for the most helpful daughter is a trip to Malta to visit their aunt. Becca rallies the boys to help her find dirt on Ellen, while Ellen concocts her own plan. But when Becca lets one lie slip, catastrophe develops, throwing her into a spiral of guilt.