Against Piper's wishes, Paige and Phoebe summon Grams for Chris' wiccaning. To put an end to the brother's sibling rivalry, Grams puts a spell on them, but in the process turns the sisters back to bickering teenagers.
Meanwhile, Leo consults a demonic seer to find out who attacked Wyatt and learns that he has a connection to Wyatt's attacker, and Phoebe attends an award ceremony with Les, only to end up acting like a love-struck teenager.
original airdate--September 26,2004 rating--5.3 million
music--Charmed Theme song--"How Soon is Now" by Love Spit Love
Trivia: The title is based upon the term "Cheaper by the Dozen".
"When three sisters reunite they unlock powers that have been dormant since they were children. In fact, they are the Charmed Ones, the most powerful witches alive -- charged with protecting the innocent from evil."