Queen Elizabeth II At A Star-Studded Concert to Celebrate her 92nd Birthday at the Royal Albert Hall on April 21, 2018 in London, England.

(C) Britain's Queen Elizabeth II, surrounded by members of the royal family, takes her seat at the Royal Albert Hall in London on Saturday, April 21, 2018, for a concert to celebrate the 92nd birthday of Queen Elizabeth II. From L-R: Princess Eugenie, Prince Charles, Queen Elizabeth II, Lady Louise Windsor, Sophie, Countess of Wessex and Prince William

Britain's Queen Elizabeth II wore gold dress as she arrives at the Royal Albert Hall in London to attend a concert to celebrate her 92nd birthday, Saturday, April 21, 2018.

Britain's Queen Elizabeth II, surrounded by members of the royal family at the Royal Albert Hall in London on Saturday, April 21, 2018, for a concert to celebrate her 92nd birthday. From L-R: Prince Andrew, Jack Brooksbank, Camilla, Duchess of Cornwall, Princess Eugenie, Autumn Phillips, Peter Phillips, Princess Beatrice, Prince Charles, Queen Elizabeth II, Lady Louise Windsor, Sophie, Countess of Wessex, Prince William, Princess Anne and Prince Harry.

Britain's Queen Elizabeth II, surrounded by members of the royal family, from L-R: Prince Charles, Lady Louise Windsor, Queen Elizabeth II, Sophie, Countess of Wessex, Prince William, Prince Harry and Princess Anne take their seat at the Royal Albert Hall in London on Saturday April 21, 2018, for a concert to celebrate the 92nd birthday of The Queen.

In this Ministry of Defence photo dated Saturday 21, 2018, army reservists from C Troop 211 Battery, which forms part of 104 Regiment Royal Artillery, fire a 21-gun salute inside the grounds of Cardiff Castle, Wales, to celebrate Queen Elizabeth II's 92nd birthday.

Britain's Queen Elizabeth II, surrounded by members of the royal family at the Royal Albert Hall in London for a concert to celebrate her 92nd birthday, from L-R: Princess Alexandra, Prince Edward, Duke of Kent, Lady Amelia Windsor, George Windsor, Earl of St Andrews, Lady Frederick Windsor, Lord Frederick Windsor, Prince Andrew, Jack Brooksbank, Princess Eugenie, Camilla, Duchess of Cornwall, Princess Beatrice, Autumn Phillips, Peter Phillips, Prince Charles, Queen Elizabeth II, Lady Louise Windsor, Sophie, Countess of Wessex, Prince William, Princess Anne, Sir Timothy Laurence, Prince Harry, Meghan Markle and Prince Edward, Earl of Wessex

Queen Elizabeth II waves to the crowd at the Royal Albert Hall in London on Saturday April 21, 2018, for a concert to celebrate her 92nd birthday.

Prince Harry speaks on stage at the Royal Albert Hall in London on Saturday April 21, 2018, for a concert to celebrate the 92nd birthday of Britain's Queen Elizabeth II.

Queen Elizabeth II is pictured with Prince Charles and some of the concert's performers on stage at the Royal Albert Hall on April 21, 2018

Queen Elizabeth II holds a bouquet of flowers as she waves to the packed Royal Albert Hall audience at the end of the concert

Prince Charles and the Queen took to the stage at the end of the evening with the Prince of Wales calling her 'Mummy'

A proud Prince Charles and a beaming Queen Elizabeth stand among a host of celebrities at her 92nd birthday bash in London

The Princess Royal and her husband Vice Admiral Sir Timothy Laurence arrive at the Royal Albert Hall

Princess Alexandra arrives at the Royal Albert Hall for the star-studded performance to mark the Queen's birthday

Princess Michael of Kent arrives at the Royal Albert Hall in London to attend a star-studded concert in London

Prince Andrew and Queen Elizabeth II, who wore gold outfit as she arrives for her star-studded 92nd birthday bash concert at the Royal Albert Hall

Queen Elizabeth II arrives at the Royal Albert Hall for the concert to mark her 92nd birthday

The Duke and Duchess of Gloucester arrive at the Royal Albert Hall in London this evening, April 21, 2018

Prince Harry took to the stage during the concert and said the Queen was 'not someone who is easy to buy gifts for'

Prince Harry addressing the audience during tonight's performance and wishing his grandmother a happy birthday

Lady Louise Windsor (center) was seen wearing a navy blue dress as she joined her parents, Prince Edward, Earl of Wessex and Sophie, Countess of Wessex

Prince Harry, dapper in navy blue suit while Meghan Markle wore a £1,148 Stella McCartney cape dress in navy blue, finishing off her outfit with matching dark blue heels

Queen Elizabeth II speaks to the Duke of Cambridge as the family takes their seats for the spectacular birthday concert

Princess Eugenie stepping out in Max Mara's Leandro White Draped Floral Crepe dress. She paired the design with nude Rupert Sanderson Rococo heels and a matching Loro Piana clutch, arrives at the Royal Albert Hall in London during a star-studded concert to celebrate Queen Elizabeth II 92nd birthday.

(L-R) Prince William, Duke of Cambridge, Princess Anne, Vice Admiral Sir Timothy Laurence, Lady Louise Windsor, Sophie, Countess of Wessex, guest, Prince Harry and Meghan Markle take their seats at the Royal Albert Hall in London during a star-studded concert to celebrate the Queen's 92nd birthday.

Prince Harry and Meghan Markle were greeted as they arrived at the venue this evening, April 21, 2018 for the Queen's birthday concert

Meghan Markle dazzled in a navy blue cape dress, with Prince Harry in a suit of the same color, arrives at the Royal Albert Hall in London during a star-studded concert to celebrate the Queen's 92nd birthday.

(R) Prince Charles, The Prince of Wales and Camilla, Duchess of Cornwall are greeted as they arrive at the Royal Albert Hall in London during a star-studded concert to celebrate the Queen's 92nd birthday.

Princess Beatrice looked stunning in a a purple wrap dress, which cinched in at the waist, and featured long sleeves which she rolled up. A patent black clutch bag and Topshop snakeskin shoes finished off her outfit. Arrives at the Royal Albert Hall in London during a star-studded concert to celebrate the Queen's 92nd birthday.

Prince William, Duke of Cambridge is pictured reading a program as he takes his seat at the Royal Albert Hall in London during a star-studded concert to celebrate the Queen's 92nd birthday.

Princess Michael of Kent arrives at the Royal Albert Hall to attend a star-studded concert to celebrate the Queen's 92nd birthday on April 21, 2018 in London, England. The Queen and members of the royal family are guests of honor at the celebration, which is being billed as The Queen's Birthday Party.

Camilla, Duchess of Cornwall arrives at the Royal Albert Hall to attend a star-studded concert to celebrate the Queen's 92nd birthday on April 21, 2018 in London, England.

Princess Alexandra arrives at the Royal Albert Hall to attend a star-studded concert to celebrate the Queen's 92nd birthday on April 21, 2018 in London, England.

Queen Elizabeth II arrives at the Royal Albert Hall this evening for the concert to mark her 92nd birthday. The Queen and members of the royal family are guests of honor at the celebration, which is being billed as The Queen's Birthday Party.

Princess Anne, Princess Royal and her husband Vice Admiral Sir Timothy Laurence arrive at the Royal Albert Hall to attend a star-studded concert to celebrate the Queen's 92nd birthday on April 21, 2018 in London, England.

Camilla, Duchess of Cornwall and Prince Charles, Prince of Wales arrive at the Royal Albert Hall to attend a star-studded concert to celebrate the Queen's 92nd birthday on April 21, 2018 in London, England.

Queen Elizabeth II and the Prince of Wales leave the stage at the Royal Albert Hall in London following a star-studded concert to celebrate her 92nd birthday.

Queen Elizabeth II and the Prince of Wales leave the stage at the Royal Albert Hall in London following a star-studded concert to celebrate her 92nd birthday.

Queen Elizabeth II and the Prince of Wales leave the stage at the Royal Albert Hall in London following a star-studded concert to celebrate her 92nd birthday.

Queen Elizabeth II acknowledges the audience after a speech by Prince Charles, Prince of Wales at the end of a star-studded concert to celebrate the her 92nd birthday at the Royal Albert Hall on April 21, 2018 in London, England.

Prince Harry on stage at the Royal Albert Hall in London during a star-studded concert to celebrate the Queen's 92nd birthday

Prince Edward, Earl Wessex and Sophie, Countess of Wessex and their daughter Lady Louise Windsor who both opted in navy color outfit, arrive at the Royal Albert Hall to attend a star-studded concert to celebrate the Queen's 92nd birthday on April 21, 2018 in London, England.

Meghan Markle, Naeem Khan clutch detail, arrives at the Royal Albert Hall to attend a star-studded concert to celebrate the Queen's 92nd birthday on April 21, 2018 in London, England.

 Meghan Markle opted for a navy Stella McCartney Crewneck Cape-Front belted short dress, Naeem Khan clutch, and Manolo Blahnik heels with Prince Harry, who looks dapper in a navy suit, as they arrive at the Royal Albert Hall to attend a star-studded concert to celebrate the Queen's 92nd birthday on April 21, 2018 in London, England.