In “Mistletoe & Menorahs,” a toy executive named Christy must quickly learn about Hanukkah to secure a partnership. She teams up with Jonathan, who needs help converting his home into a festive environment for Christmas to impress his girlfriend’s father. As they navigate each other’s holiday traditions, they develop a bond, facing challenges with their significant others. Ultimately, their connection deepens, leading to a heartfelt pitch at a Hanukkah party and a promise to celebrate all future holidays together.