Sienna Miller and Jenna Coleman led the stars attending the Ambassador Theatre Group Summer Party on Monday at Kensington Palace,
Sienna, 39, wowed in a blush satin gown as she posed with her stunning mother Jo Miller, who wowed in a blue printed dress.
The American Woman star hosted the event alongside ATG CEO Mark Cornell in support of Sir Sam Mendes and his Theatre Artists Fund at Kensington Palace Gardens.
Sweet: Sienna Miller and Jenna Coleman led the stars attending the Ambassador Theatre Group Summer Party on Monday at Kensington Palace
Sienna wore her blonde tresses sleek and straight and sported a radiant palette of make-up as she embraced her mother.
The star let the dress speak for itself by keeping accessories to a minimum wearing a simple gold bracelet.
Jenna, 35, brought more A-list glamour to the star studded event in a stunning floral gown.
The floor length white dress was embellished with pink, yellow and green flowers.
She completed the look with pink open toes heels and her brunette locks fell in loose curls.
Lookalikes: The beauty posed for a slew of snap with her age-defying mum during the event
Her doting mother looked chic in a stylish blue and white patterned tunic top over white trousers.
Former model Josephine-who was once a personal assistant to David Bowie- paired her outfit with black sandals.
Elsewhere at the event was Comedian Sir Lenny Henry, 63, and theatre director Lisa Makin.
Lenny looked dapper in grey tailored trousers and a black blazer which he paired with a light grey shirt and casual trainers.
Lisa looked glam in a long black dress and a large statement silver necklace, she accessorised with green wedges.
Wow! The floor length white dress was embellished with pink, yellow and green flowers
Pose: Comedian David Baddiel and Jenna pose at the ATG Summer Party
Looking good: Elsewhere at the event was Comedian Sir Lenny Henry and theatre director Lisa Makin
American actress and musician, Elizabeth McGovern, 60, was also attendance.
She made a stylish display in a white blazer and black trousers, she paired her outfit
