Big Nate by Lincoln Peirce for March 11, 1997
Panel 1: "Mrs. Godfrey, you really should consider having another baby! It's not right to raise an only child!" Panel 2: "If you have a second kid, your daughter will have a playmate! They'll grow up together! They'll be pals!" Panel 3: "You and your sister are close, are you?" Panel 4: "She just blew my whole argument out of the water."