Whitney Port models in an orange pajama set with husband Tim Rosenman and their son Sonny

Whitney Port models in an orange pajama set with husband Tim Rosenman and their son Sonny

Whitney Port looked stylish on Sunday while spending time with husband Time Rosenman and their son.

The 37-year-old entrepreneur wore an orange two-piece suit with matching platform sandals as the family of three headed to The Oaks At Lakeside in Encino for brunch.

Her husband, the TV producer, held their five-year-old son Sonny on his shoulders as they left brunch.

Summer chic: Whitney Port looked stylish on Sunday while spending time with husband Time Rosenman and their son

Whitney, who rose to fame when she starred opposite Lauren Conrad in The Hills, wore her dark hair in a bun.

Her curls were neatly swept up and arranged in an imperfect bun on top of her head.

The fashionista, who was once an intern at Teen Vogue magazine, wore cat-eye glasses with a print on the frame.

She skipped earrings but wore a chain around her neck and several rings on her fingers while sipping from a plastic cup.

Resort wear: The 37-year-old entrepreneur was dressed in an orange two-piece suit with matching platform sandals

Resort wear: The 37-year-old entrepreneur was dressed in an orange two-piece suit with matching platform sandals

The mother-of-one slung an ecru woven handbag over her shoulder while enjoying time with her boys.

Tim was dressed casually in a long sleeve soft blue shirt and salmon colored shorts. He wore long white socks with classic Birkenstock mules.

His textured hair was in a bunch of tousled curls and he sported a full beard while carrying his son.

Sonny wore a short-sleeved blue t-shirt, green cargo shorts and black sandals for the weekend getaway.

New post: Also on Sunday, Port took to Instagram to share a new upload with her 1.5 million followers

New post: Also on Sunday, Port took to Instagram to share a new upload with her 1.5 million followers

Also on Sunday, Port took to Instagram to share a new upload with her 1.5million followers.

She snapped a low-angle selfie while sporting stylish round sunglasses with slightly tinted lenses.

The 5’10 beauty took the picture under a canopy of leaves and wrote: ‘I refuse to let the Sunday Scaries take hold!

‘Exciting week ahead —- photo shoot (so excited about STYLE and plan) and an exciting meeting with the team about our office renovation!!’

The media personality also posted a photo of her child wearing striped shorts with a white drawstring.

Fun streak: The media personality also posted a photo of her child wearing striped shorts with a white drawstring

Fun streak: The media personality also posted a photo of her child wearing striped shorts with a white drawstring

Whitney shared how she spent her time preparing for the week ahead as she continued in the caption, “To stay centered today, I’m focused on our wellness challenge!”

Referring to her spouse, she added: “Timmy and I challenged 5 friends. We have each selected four activities that are good for us.”

Her feel-good activities included exercising, reading, and meditating. “We get one point for each of the four tasks we complete in a day,” she explained.

“Whoever has the most points by the deadline WIN. You should try it with your friends! The long-term goal is to do these things without thinking too much about it,” she encouraged her followers.

She then teased, “I don’t want to brag, but I will…I’ll kill it.” ATTENTION GUYS!’

Party time: The couple recently celebrated their child's birthday with a fun party with their friends

Party time: The couple recently celebrated their child’s birthday with a fun party with their friends

The couple recently celebrated their child’s birthday with a fun celebration with their friends.

Sharing footage from the celebratory party online, she showed off her son’s delight as he was treated to a large birthday cake and neon balloons.

After the event, Whitney took to social media to reflect on the milestone, as she wrote, “Coming down from the messy birthday week and realizing we have a 5 year old.”

In a slideshow of pictures, she posed alongside her husband in a printed bikini top and matching skirt.

‘T, thank you for being my partner and helping me make everything possible! Let’s go to sleep now,” she joked.

Proud mom: After the event, Whitney took to social media to reflect on the milestone, as she wrote,

Proud mom: After the event, Whitney took to social media to reflect on the milestone, as she wrote, “Coming down from the messy birthday week and realizing we have a 5 year old.”