Katherine Schwarzenegger glows while showing baby bump with mom Maria Shriver during East Coast trip

Katherine Schwarzenegger showed off her baby bump on social media while posing with her mother Maria Shriver.

The 34-year-old pregnant author shared snaps on Sunday on Instagram wearing a sleeveless blue strapless top with a high white skirt covering her growing belly.

‘Bumped our way to the east coast ❤️ Swipe for the real star of the show,’ Katherine wrote as a caption for her roughly 1 million followers.

Katherine accessorized with white sunglasses and flashed a big toothy smile while wrapping an arm around Maria, 68.

She also shared a solo photo of Maria who wore an all-black outfit along with a white straw hat.

Maria and ex-husband Arnold Schwarzenegger, 77, have four children together: Katherine, Patrick, Christina and Christopher.

Katherine and husband Chris Pratt, 45, confirmed last month that they were expecting their third child together.

The Guardians of the Galaxy star and Katherine got married in 2019 and have four-year-old daughter Lyla and two-year-old daughter Eloise together.

Chris also has 12-year-old son Jack with his ex-wife Anna Faris, 47.

Katherine shared a cute snap on Friday of Chris hugging their daughter Eloise.

Chris looked like he was just about ready to head out of the house when he was waylaid by his youngest daughter.

‘When you have plans to go fast at 8, but your boss demands cuddles at 7:55,’ Katherine captioned the sweet image.

She also shared a solo photo of Maria who wore an all-black outfit along with a white straw hat.

The author is the daughter of Maria and Arnold Schwarzenegger and is shown with her dad on Instagram celebrating his birthday

Katherine shared a cute snap on Friday of Chris hugging their daughter Eloise

Chris and Katherine have been married since 2019 and have two daughters together with another child on the way

Chris wore big black sunglasses and a black trucker hat in the photo that he shared to his Instagram Stories.

‘What the boss wants, the boss gets!’ he wrote over the photo.

Pratt recently shared rare photos with his son on Instagram in celebration of his 12th birthday earlier this month.

The photos showed them spending time together on a farm as gave a sweet shoutout to his son.

In his caption, Pratt, 45, wrote: ‘Happy birthday to my wonderful son Jack. I thank God every day for you sweet boy.’

He continued: ‘You are so smart, hilarious, kind, thoughtful, trustworthy and tough. I love you so much kiddo. Twelve!? I honestly can’t believe it.’