Talulah Riley looked chic in a yellow dress as she arrived to work with Thomas Brodie-Sangster at Ascot

Talulah Riley put on an adorable performance with her son Thomas Brodie-Sangster at Ascot Racecourse on Saturday.

The actress, 36, stood out from the crowd in a yellow floral midi dress and black heels as she arrived to meet her partner at QIPCO King George Diamond Day.

Talulah, the ex-wife of billionaire Elon Musk, 50 years old, beamed when wearing a natural makeup palette and styling straight blonde hair.

Couple: Talulah Riley put on a show of love with her daughter Thomas Brodie-Sangster at Ascot Racecourse on Saturday

Meanwhile, Thomas, 31, sported a dashing look in a blue suit, brown shoes and yellow tie to match his girlfriend’s outfit.

The couple met on the set of Disney’s Pistol, all smiles as they posed for photos together at the event.

Thomas is co-starring with Talulah in Danny Boyle’s TV series Sex Pistols, playing the pop Svengali Malcolm McLaren for her fashion designer Vivienne Westwood.

They began dating during filming over the summer, and their relationship remained undetected until The Mail on Sunday learned that Talulah’s previous affair with Matthew Rice had abruptly ended.

Looking good: Thomas, 31, posed dapper in a blue suit, brown shoes and yellow tie to match his girlfriend’s ensemble

Stunning: The actress, 36, stood out from the crowd in a yellow floral midi dress and black heels at QIPCO King George Diamond Day

Lauren Morgan and Lee Taylor showed off their sensational style in all black suits as they were also present to watch the races.

Sophie Molds and Ranvir Singh both looked incredible in chic white dresses and fancy tops.

King George Diamond Weekend is an exciting two-day flat-race meeting for thoroughbred horses held annually in July in Ascot.

Sweetheart: Lauren Morgan and Lee Taylor showed off their sensational style in all black as they were also present to watch the races

Gorgeous: Sophie Molds and Ranvir Singh both looked incredible in chic white gowns and fancy tops

Stylish: Karl and brother Kevin Flag showed off their impeccable style at the lavish event

Chic: Laura Johnson showed off her abs in a pink dress and crop top while her husband Glen looked dapper in a blue shirt and trousers

The star-studded event attracts the best horses from all over Europe.

Dubbed the summer garden party of British motorsports, the two-day celebration was built around the Stocks of King George VI and Queen Elizabeth QIPCO, which has been 70 years of a race. European mid-season championship race for middle distance horses.

After the race, the excitement continued, with DJs from radio host, singer-songwriter and TV personality Fleur East at the popular Ascot Bandstand.

Beauty: Natalie Rushdie and Eunice Olumide both smiled when wearing unique colorful dresses at the event

Hanging out: King George Diamond Weekend is an engaging two-day flat-race gathering for thoroughbred horses held annually in July in Ascot

Source: | Dailymail.co.uk