Catherine, who is about to give birth to her third child in a few days, "could not have been more delighted" after hearing the news, the friend said.
"When Pippa found out she was Pregnant, she was obviously thrilled and utterly overjoyed," the friend told The Sun .
“Naturally, big sister Kate and parents, Carole and Michael, were the first people she told — James aside — and they could not have been more delighted.
His brother, Spencer Matthews, has appeared on the U.K. reality series Made In Chelsea.
Matthews also had another brother, Michael, who died at age 22 during a Mount Everest expedition.
Middleton's older sister Catherine is married to Prince William .
William might have accidentally revealed that the baby is a girl while celebrating his soccer team Aston Villa's win on April 10.
- Pippa Middleton is pregnant with her first childNEWS.com.au
- Pippa Middleton is pregnant, it has been reported.Daily Mail
- Pippa Middleton pregnant with her first childYahoo7 Be
- Pippa Middleton reportedly pregnantStuff.co.nz
- Pippa Middleton is pregnant, expecting first child with husband James Matthews9Honey
- Pippa Middleton pregnant with first baby - reportNewshub
- Pippa Middleton Is Pregnant With Her First Child, According To 'The Sun'The Inquisitr
- Pippa Middleton and James Matthews expecting their first child in October ...TVNZ
- Pippa Middleton Is Reportedly Pregnant With Her First ChildHarpersBAZAAR.com
