After getting drunk and disorderly at her ex-boyfriend's wedding, Dr. Mindy Lahiri realizes she needs to get her personal and professional life back on track.

When Mindy throws an office Christmas party at her apartment, she is eager for her colleagues to finally meet her boyfriend, Josh, but her plans go awry when she discovers a secret that Josh has been hiding. Meanwhile, Jeremy deals with doling out the office holiday bonuses, much to everyone's chagrin.

Mindy takes Pete to her cheating ex-boyfriend's wedding; Danny's younger brother makes an announcement.