01of 12Chris Jackson/- WPA Pool/Getty ImagesMeghan Markle,Prince Harry,Kate MiddletonandPrince Williamreunited at the Festival of Remembrance Service at Royal Albert Hall on Saturday.02of 12Kate Middleton and Prince William.Chris Jackson/- WPA Pool/Getty ImagesAt the service, the royal couples marked theirfirst public appearance as a foursomesince theirfamily playdate at a polo match in July.03of 12Chris Jackson/- WPA Pool/Getty ImagesThe event is held the day before Remembrance Sunday to commemorate all who have lost their lives in war.04of 12Kate Middleton.Chris Jackson/- WPA Pool/Getty ImagesMeghan and Kate opted for similar looks for the somber occasion, both wearing dark-colored dresses adorned with ared poppy pin.05of 12Queen Elizabeth.Chris Jackson/- WPA Pool/Getty ImagesQueen Elizabethalso wore a red poppy pin. The artificial flower has been used since 1921 to commemorate military members who have died in war.06of 12Meghan Markle.Chris Jackson - WPA Pool/Getty ImagesMeghan, 38, wore a belted black dress with floral detailing, and styled her hair in a low bun.07of 12Chris Jackson - WPA Pool/Getty ImagesKate and William, both 37, are regulars at the event, while last year marked both Harry and Meghan’sdebuts at the Royal British Legion event.08of 12Camilla, Duchess of Cornwall.Chris Jackson/- WPA Pool/Getty ImagesPrince Charlesand Camilla were also in attendance.09of 12Chris Jackson/- WPA Pool/Getty ImagesRemembrance Day, which falls on Nov. 11 and is observed throughout the Commonwealth, marks the day World War One ended, at 11 a.m. on the 11th day of the 11th month, in 1918.10of 12Prince Harry and Meghan Markle.Chris Jackson/- WPA Pool/Getty ImagesA two-minute silence is held at 11 a.m. on Remembrance Day to remember those who died in battle.11of 12Queen Elizabeth II with (L-R) Kate Middleton, Prince William, Prince Edward, Sophie, Countess of Wessex, Birgitte, Duchess of Gloucester, Sir Tim Lawrence, Prince Charles, Princess Anne and Camilla, Duchess of Cornwall.Chris Jackson/- WPA Pool/Getty ImagesQueen Elizabeth, 93, sat in betweenPrince WilliamandPrince Charlesat the event.12of 12Kate Middleton and Prince William.Chris Jackson/- WPA Pool/Getty ImagesKate paired her navy blue dress with a black headband.
01of 12Chris Jackson/- WPA Pool/Getty ImagesMeghan Markle,Prince Harry,Kate MiddletonandPrince Williamreunited at the Festival of Remembrance Service at Royal Albert Hall on Saturday.
01of 12
Chris Jackson/- WPA Pool/Getty Images

Meghan Markle,Prince Harry,Kate MiddletonandPrince Williamreunited at the Festival of Remembrance Service at Royal Albert Hall on Saturday.
02of 12Kate Middleton and Prince William.Chris Jackson/- WPA Pool/Getty ImagesAt the service, the royal couples marked theirfirst public appearance as a foursomesince theirfamily playdate at a polo match in July.
02of 12
Kate Middleton and Prince William.Chris Jackson/- WPA Pool/Getty Images

At the service, the royal couples marked theirfirst public appearance as a foursomesince theirfamily playdate at a polo match in July.
03of 12Chris Jackson/- WPA Pool/Getty ImagesThe event is held the day before Remembrance Sunday to commemorate all who have lost their lives in war.
03of 12

The event is held the day before Remembrance Sunday to commemorate all who have lost their lives in war.
04of 12Kate Middleton.Chris Jackson/- WPA Pool/Getty ImagesMeghan and Kate opted for similar looks for the somber occasion, both wearing dark-colored dresses adorned with ared poppy pin.
04of 12
Kate Middleton.Chris Jackson/- WPA Pool/Getty Images

Meghan and Kate opted for similar looks for the somber occasion, both wearing dark-colored dresses adorned with ared poppy pin.
05of 12Queen Elizabeth.Chris Jackson/- WPA Pool/Getty ImagesQueen Elizabethalso wore a red poppy pin. The artificial flower has been used since 1921 to commemorate military members who have died in war.
05of 12
Queen Elizabeth.Chris Jackson/- WPA Pool/Getty Images

Queen Elizabethalso wore a red poppy pin. The artificial flower has been used since 1921 to commemorate military members who have died in war.
06of 12Meghan Markle.Chris Jackson - WPA Pool/Getty ImagesMeghan, 38, wore a belted black dress with floral detailing, and styled her hair in a low bun.
06of 12
Meghan Markle.Chris Jackson - WPA Pool/Getty Images

Meghan, 38, wore a belted black dress with floral detailing, and styled her hair in a low bun.
07of 12Chris Jackson - WPA Pool/Getty ImagesKate and William, both 37, are regulars at the event, while last year marked both Harry and Meghan’sdebuts at the Royal British Legion event.
07of 12
Chris Jackson - WPA Pool/Getty Images

Kate and William, both 37, are regulars at the event, while last year marked both Harry and Meghan’sdebuts at the Royal British Legion event.
08of 12Camilla, Duchess of Cornwall.Chris Jackson/- WPA Pool/Getty ImagesPrince Charlesand Camilla were also in attendance.
08of 12
Camilla, Duchess of Cornwall.Chris Jackson/- WPA Pool/Getty Images

Prince Charlesand Camilla were also in attendance.
09of 12Chris Jackson/- WPA Pool/Getty ImagesRemembrance Day, which falls on Nov. 11 and is observed throughout the Commonwealth, marks the day World War One ended, at 11 a.m. on the 11th day of the 11th month, in 1918.
09of 12

Remembrance Day, which falls on Nov. 11 and is observed throughout the Commonwealth, marks the day World War One ended, at 11 a.m. on the 11th day of the 11th month, in 1918.
10of 12Prince Harry and Meghan Markle.Chris Jackson/- WPA Pool/Getty ImagesA two-minute silence is held at 11 a.m. on Remembrance Day to remember those who died in battle.
10of 12
Prince Harry and Meghan Markle.Chris Jackson/- WPA Pool/Getty Images

A two-minute silence is held at 11 a.m. on Remembrance Day to remember those who died in battle.
11of 12Queen Elizabeth II with (L-R) Kate Middleton, Prince William, Prince Edward, Sophie, Countess of Wessex, Birgitte, Duchess of Gloucester, Sir Tim Lawrence, Prince Charles, Princess Anne and Camilla, Duchess of Cornwall.Chris Jackson/- WPA Pool/Getty ImagesQueen Elizabeth, 93, sat in betweenPrince WilliamandPrince Charlesat the event.
11of 12
Queen Elizabeth II with (L-R) Kate Middleton, Prince William, Prince Edward, Sophie, Countess of Wessex, Birgitte, Duchess of Gloucester, Sir Tim Lawrence, Prince Charles, Princess Anne and Camilla, Duchess of Cornwall.Chris Jackson/- WPA Pool/Getty Images

Queen Elizabeth, 93, sat in betweenPrince WilliamandPrince Charlesat the event.
12of 12Kate Middleton and Prince William.Chris Jackson/- WPA Pool/Getty ImagesKate paired her navy blue dress with a black headband.
12of 12

Kate paired her navy blue dress with a black headband.
source: people.com