According to Jim (2001)

S3E4 Getting to Know You

Cheryl shares that a friend unexpectedly gifted his wife jewelry, prompting Jim to suggest he might be unfaithful. Offended by Jim's refusal to buy her jewelry, believing it unnecessary since they’re married, Cheryl confronts him. To make amends, Jim embarks on a quest to buy earrings, only to realize he knows little about Cheryl's tastes. After three days of focused attention on her, with Andy's support, Jim uncovers the truth about Cheryl's friend’s infidelity. Ultimately, the couple reconciles, deepening their understanding of each other.