Theo's math teacher, Mrs. Westlake, comes to the Huxtable house after Theo takes a math test, so naturally, he thinks he "blew it."

While leafing through a catalog, Clair sees that a painting by her great uncle is for sale at an auction. She remembers her childhood when the painting hung in her grandmother's house, but was later sold to pay medical bills. Although the estimated price for the painting is very high, Clair is determined to bring it back into the family.