Jen's seemingly happy world comes crashing down when she learns that Grams has breast cancer. Meanwhile, Joey's tumultuous love life continues when Eddie reveals his true reasons for returning to Boston, and Pacey agrees to join Joey as she chaperones for Harley's school dance, but what should be a magical night doesn't feel right for Joey. Although he is at first reluctant, Pacey agrees to invest Dawson's life savings to finance his new film project.(the WB)