The Nana

When Sandy finds out that his mother is coming for a visit, the Cohens have to prepare for a Passover dinner with "the Nana". Summer, wanting to get on the Nana's good side, decides to do some preparing as well. But when the Nana arrives, her news shocks the Cohens. Meanwhile, when Marissa goes missing, Ryan heads out to track her down, and finds her hiding in the last place he expected.