Ron panics

The red headed student came into the infirmary to find the girl he had had sex with crying and unable to speak through the tears.

"Pregnazio paterno revelio!"

With a simple charm, Madam Pomfrey linked Harry's stomach and Ron with a beam of light. After a moment of shimmering, a parchment nearby was snagged by a gust of magic into the beam.

"Blimey! You can't be serious!" Said a worried Ron as he realized what the spell implied

When the shimmering died down, the parchment had writings on it and three faces were printed on it.

Father: Ronald Weasley

Mother: Potter

The three faces showed a child, a teenage and an adult woman that had her mother's eyes and hair color, but clearly had her father's nose and jaw.

Quicker than a snitch, Ronald Weasley ran away, leaving the mother-to-be alone with Pomfrey.

"You don't need to worry Miss Potter, Hogwarts has had a few pregnancies over the years. You're..."