Penny decides to throw a slammin' party, but LaCienega is throwing a party on the same night except with a guest appearance from Jennifer Lopez to blow Penny's party away. On the night of the two parties all of Penny's friends ditch her to go to LaCienega's and The Gross Sisters and Myron are Penny's only guest. Everybody tries to make Penny have a good time with the little party they have and she eventually gets even with her friends when LaCienega's party turns out to be a bust and they all go to Penny's in the end.
Elenco: Kyla Pratt , Tommy Davidson , Tara Strong , Paula Jai Parker , Jo Marie Payton , Alisa Reyes , Orlando Brown , Carlos Mencia , Soleil Moon Frye .