Monaco National Day: Charlene and Albert, the royal twins, a pregnant Beatrice Borromeo and more highlights

Monaco's spectacular National Day celebration was truly a family affair, with the youngest generation of royals – and a pregnant Beatrice Borromeo – stealing the show during the festivities. Princess Charlene looked regal arriving to the Monaco National Day Gala wearing a white embellished gown by one of her favorite designers, Akris. The mom-of-two paired the stunning dress with a matching floor-length coat. Photo: PLS Pool/Getty Images

Tatiana Santo Domingo was presented with a red bouquet upon her and her husband, Andrea Casiraghi's arrival to the National Day Gala. Photo: PLS Pool/Getty Images

The Monaco royal family - Princess Charlene, Prince Albert, Princess Caroline, Andrea Casiraghi and Tatiana Santo Domingo – were out in full force for the gala. Photo: PLS Pool/Getty Images

In newly-released behind the scenes photos from earlier in the day, mom-to-be Beatrice Borromeo, shared a sweet moment clapping with Princess Gabriella. Photo: G. Luci, Eric Mathon and axel bastello / Prince Palace

Princess Gabriella looked angelic, in her white Armani Junior ensemble as she played with her mother. Photo: G. Luci, Eric Mathon and axel bastello / Prince Palace

Prince Jacques gestured for his mom, Princess Charlene, to pick him up inside the palace. Photo: G. Luci, Eric Mathon and axel bastello / Prince Palace

Prince Albert's wife shook hands with a young boy, while at the Red Cross headquarters in Monaco, where the royals were passing out parcels at the annual charity ceremony. Photo: G. Luci, Eric Mathon and axel bastello / Prince Palace

Greeting wellwishers from the Palace balcony, Princess Charlene held daughter Princess Gabriella while Prince Albert placed a kiss on the head of his heir, son Prince Jacques. Photo: Thierry Orban/Getty Images

Twins Jacques and Gabriella, who turn 2 in December, looked sweet in their matching white outfits. The Princess' jacket is by Armani Junior. Photo: VALERY HACHE/AFP/Getty Images

Little Sacha Casiraghi held hands with grandmother Princess Caroline and dad Andrea Casiraghi. Photo: ERIC GAILLARD/AFP/Getty Images

Standing next to husband Pierre Casiraghi – Princess Caroline's son – a pregnant Beatrice Borromeo was elegant in an haute couture ensemble by Armani Privé. Photo: ERIC GAILLARD/AFP/Getty Images

The appearance was Beatrice's first since it was revealed earlier this month that she and husband Pierre Casiraghi are expecting their first baby. Photo: Pascal Le Segretain/Getty Images

Princess Caroline's granddaughter India Casiraghi, who is 19 months old, was making her first National Day appearance with dad Andrea Casiraghi and mom Tatiana Santo Domingo. Photo: ERIC GAILLARD/AFP/Getty Images

Charlotte Casriaghi looked characteristically chic in a red ruffle-trimmed coat and matching hat with veil. Photo: ERIC GAILLARD/AFP/Getty Images

Charlotte was on mommy duty, too – she was also spotted keeping her son Raphaël, who turns 3 in December, entertained. Photo: VALERY HACHE/AFP/Getty Images

Mom-of-two Princess Charlene kept her outfit simple, in classic black. Photo: ERIC GAILLARD/AFP/Getty Images

Princess Charlene wore a 1950s-inspired hat, perhaps a nod to her late mother-in-law, silver screen star Grace Kelly. Photo: ERIC GAILLARD/AFP/Getty Images

Princess Caroline, wearing Chanel, with 17-year-old daughter Princess Alexandra of Hanover. Photo: ERIC GAILLARD/AFP/Getty Images

Peek-a-boo! Raphaël took in the sights from his very special vantage point. Photo: Thierry Orban/Getty Images

Charlotte Casiraghi pointed out the happenings below to son Raphaël, whose dad is the royal's ex-partner, actor Gad Elmaleh. Joining them on the balcony were Princess Stephanie, left, and her son Louis Ducruet, 23. Photo: VALERY HACHE/AFP/Getty Images

Future dad Pierre Casiraghi got some practice in with adorable niece India. Photo: Pascal Le Segretain/Getty Images

Royal cousins Sacha and Raphaël waved tiny Monaco flags. Photo: VALERY HACHE/AFP/Getty Images

Princess Caroline did the honors of explaining the military parade to 3-year-old grandson Sacha Casiraghi. Photo: ERIC GAILLARD/AFP/Getty Images

Pierre Casiraghi and wife Beatrice, far right, with (left to right) Andrea Casiraghi and wife Tatiana Santo Domingo – holding hands with daughter India – Charlotte Casiraghi and Princess Stephanie's daughter Camille Gottlieb, 18. Photo by Pascal Le Segretain/Getty Images

During the mass held at Saint Nicholas cathedral, Princess Charlene, second from left, joined husband Prince Albert and Princess Grace's two daughters, Princess Stephanie, left, and Princess Caroline. Photo: ERIC GAILLARD/AFP/Getty Images

Prince Albert and Princess Charlene thanked church officials outside the cathedral. Photo: VALERY HACHE/AFP/Getty Images

A family portrait in the Monaco Palace Courtyard. Photo: Pascal Le Segretain/Getty Images

Another view of the festivities held in the courtyard, which was also the scene of Prince Albert and Princess Charlene's 2011 wedding. Photo: Pascal Le Segretain/Getty Images

Prince Albert gave a wave with wife Princess Charlene by his side. Photo: Thierry Orban/Getty Images