Princess Alexandra has hosted a celebration concert at Buckingham Palace for the Alzheimer's Society.

Princess Alexandra via Twitter (c)

Princess Alexandra via Twitter (c)

The 81-year-old royal - who is the cousin of Queen Elizabeth - brought together four of her patronages, Alzheimer's Society, Bournemouth Symphony Orchestra, London Philharmonic Choir, and Wigmore Hall, on Monday (12.02.18) for a celebratory concert to mark the importance that music has on enriching the lives of those suffering with dementia.

The concert also featured the Croydon-based group 'Singing for the Brain', a vital service offered by the Alzheimer's Society for people with dementia who want to get involved with music.

In a series of tweets shared on the Royal Family Twitter account, it was explained: "This evening at Buckingham Palace, Princess Alexandra attended a celebration concert with @alzheimerssoc, @wigmore_hall and the world renowned musicians and singers from @bsorchestra and @LPChoir.

"The concert, which brought together 4 organisations of which The Princess is Patron, was held in The Ballroom of Buckingham Palace to recognise the powerful role that music can have in enriching lives, especially those suffering with dementia.

"Performances included @wigmore_hall's 'Singing with Friends' choir and Croydon-based 'Singing for the Brain', a vital service offered by @alzheimerssoc for people with dementia and @bsorchestra of which Princess Alexandra is Patron. (sic)"

During the event, Princess Alexandra also met with several guests in The Picture Gallery of Buckingham Palace.

Alexandra has been patron of the Alzheimer's Society for almost 30 years, and is also patron of Music for Life at Wigmore Hall, which helps people with dementia.

Two further tweets read: "Princess Alexandra has been Patron of @alzheimerssoc since 1990 - the UK's leading dementia charity, which works to improve care and create lasting change for people affected by dementia.

"Princess Alexandra is also Patron of 'Music for Life at Wigmore Hall', a Therapeutic workshop developed for people with Alzheimer's disease of other forms of dementia. (sic)"