• Princess Eugenie is pregnant with baby no. 2
  • Her royal parents are Sarah Ferguson and Prince Andrew
  • This is Fergie's reaction to her daughter's big news

Sarah Ferguson is becoming a grandmother all over again. The royal posted a tribute on Instagram this week after her daughter Princess Eugenie shared her pregnancy news.

Princess Eugenie and her husband Jack Brooksbank are already parents to a son named August, who turns 2 in February.

"Granny heaven": Fergie reacts to Princess Eugenie baby news

Fergie wrote about baby no. 2: "You will be sharing puddles, Augie! Superb news, Granny heaven…. So deeply grateful."

The new baby will be the third grandchild for Sarah and her ex-husband Prince Andrew. They also share daughter Princess Beatrice together.

Also interesting:

Beatrice and her husband Edoardo Mapelli Mozzi are parents to baby Sienna Elizabeth. Beatrice also has a stepson, Christopher Woolf, from a prior relationship of Edoardo's.

In a statement, Princess Eugenie's pregnancy was confirmed by the Palace...

See pictures and more in the video above!