
The Saturday Night Live alum is five months along. She and her husband, composer Jeff Richmond, also have a 5-year-old daughter, Alice.
"I thought that raising an only child would be the norm in Manhattan, but my daughter is the only child in her class without a sibling," Fey wrote. "Most kids have at least two."
"Who will be my daughter's family when my husband and I are dead from stress-induced cankers?" she cracked. "She must have a sibling."