Season 1, Episode 3 “Emergency Contact”
Grace (Debra Messing) is shocked to find that the emergency contact called by her doctor’s office is ex-husband Leo (special guest star Harry Connick, Jr.), not Will (Eric McCormack). Jack (Sean Hayes) takes on a new job he never expected to love. Karen (Megan Mullally) befriends a 12-year-old girl in the Bronx, despite her best efforts.