They have been dating for just three months.
But Renee Zellweger took another big step in her relationship with Ant Anstead, 42, as she celebrated his son’s second birthday.
The actress, 52, was present at Hudson’s birthday bash, where she took part in a water fight and watched the youngster unwrap his presents.
Renee Zellweger the step mom! Ant Anstead invited his A-list actress girlfriend to his son Hudson London’s second birthday bash
In photos posted to Ant’s Instagram on Monday, the actress could be seen grimacing at the water thrown at her as they hung out on the patio.
Though her back was to the camera, Renee was identifiable as she wore her usual look of a long-sleeve grey T-shirt, black leggings, and orange trainers.
She could also be seen watching Hudson unwrap his bicycle in the background of another video posted by Ant.
Overall, the day looked like a ton of fun for the Anstead family.
A part of the family: Renee watched on as Hudson unwrapped his presents
There she is! The actress sat in the background wearing trousers and a comfortable zip-down sweater
From the watermelon inspired birthday cake and colorful cupcakes to the water fight, the party was one for the books.
‘Now THAT was a PARTY!!!! We danced, ate cake, opened presents, ate more cake and it ended in a bonkers water fight and soggy cake! Perfect! Happy birthday Hudzo! TWO! You are on loved little boy!’ Ant captioned the photos.
Hudson’s mother and Ant’s ex-wife, Christina Haack, also posted her own birthday tribute to the youngster with photos of the smiling tot sitting before his sprinkle-topped cupcake and playing on his mini Bentley bicycle.
Birthday boy: Overall, the day looked like a ton of fun for the Anstead family
Proud papa: Ant held his child as the youngster dried off from the water fight in a towel
Party time! Hudson was treated to a watermelon inspired birthday cake and an assortment of cupcakes as he celebrated his second birthday
‘Happy 2 Birthday Hudson!! Such a sweet, active and smart boy. He loves to try and figure things out for himself and has this mischievous look on his face while doing it haha. He’s talking a lot already but his favorite word in our home is “Cash” (dog emoji). We love you!’ she gushed in the caption.
Interestingly, Christina’s ex-husband Tarek El Moussa chimed in on Ant’s post but did not appear to comment on the tribute posted by his ex-wife.
‘Happy birthday!’ Tarek commented on Ant’s party post.
Ant and Renee met while filming her episode of his new series Celebrity IOU Joyride back in June, and have been head-over-heels with one another ever since.
Let the games begin! Anstead reacted as the water fight continued
‘We love you!’ Hudson’s mother Christina Haack gave her son a shout-out on her Instagram account
Doting mom: Haack posted a photo of her son wearing a ‘two’ T-shirt whilst riding his Bentley bicycle
The couple recently went Instagram official, with Ant promoting his new series as he posted a photo of himself with Renee and co-host Cristy Lee on the set of the show.
‘It’s finally here….’ he captioned the shot, adding ‘And it’s the incredibly magical Renee Zellweger.’
‘Join @cristylee09 Ren and me as we pay it forward to two amazing men that gave so much to one of Ren’s dearest and closest friends……’
Things have moved fast for Renee and Ant.
While they only met at the start of June, the Academy Award winner is reportedly already calling him her ‘soulmate’, an insider told Us Weekly.
Interesting: Christina’s ex-husband Tarek El Moussa commented on Ant’s post but did not appear to chime in on the birthday tribute shared by his ex-wife
Looking cool! Ant shared a heart-melting photo of his son sporting a pair of Ray-Ban sunglasses
Tons of fun! Guests celebrated Hudson’s big day with colorful horns and party hats
‘The relationship is headed in a positive direction,’ the source added.
Renée and Ant made their red carpet debut last month at the Radford Motors gala at the Lyon Air Museum in Santa Ana, California.
And Anstead is excited the pair can now do events together, with the insider adding: ‘Now he can show her off in a way when he attends work-related events.’
‘Now he can show her off in a way when he attends work-related events.’
The loved-up couple are ‘really cherishing their time together’ before the actress returns to work.
‘Blessed beyond measure!’ Ant shared another snap from his son’s birthday as he gushed about the friends in his life
According to the insider, Ant tries to maintain a low-key approach to his love life.
They shared: ‘He’s more private. He was never one to post too much about his personal life.’
Ant and his ex-wife Christina share legal and physical custody of their son Hudson London, their only child together.
Ant is also father to two children – son Archie, 14; and daughter Amelie, 17 – from his 12-year marriage to Louise Anstead, 41, which ended in 2017.
Christina and Ant share 10-year-old daughter Taylor and six-year-old son Braydon together. They married in 2009 and finalized their divorce in 2018.
Heart it! The couple recently went Instagram official, with Ant promoting his new series as he posted a photo of himself with Renee and co-host Cristy Lee on the set of the show
Love is in the air: Renée and Ant made their red carpet debut last month at the Radford Motors gala at the Lyon Air Museum in Santa Ana, California