Jennifer Garner smiles as she steps out with her son... after being labeled 'greatest mom in the world' by ex Ben Affleck 

Ben Affleck called her the 'greatest mom in the world' during an interview on Tuesday.

And the next day Jennifer Garner, 44, appeared to be just that.

The Miracles From Heaven actress looked attentive as she took son Samuel out in Los Angeles after her morning workout.

Scroll down for video 

Happy: Jennifer Garner stepped out on Wednesday with son Samuel after being labelled 'greatest mom in the world' by ex Ben Affleck

No girls allowed: His sisters - 11-year-old Violet and seven-year-old Seraphina - were absent

The actress appeared to be in top form as she shared a laugh with a friend during a stroll in Brentwood.

The 13 Going On 30 star bundled up warm against the chilly December Californian air, opting for a fur-lined coat and long-sleeved sweater to go with her trainers and tracksuit bottoms.

Jen's only son, four-year-old Samuel, got to solely enjoy all the mothering to himself, as his sisters - 11-year-old Violet and seven-year-old Seraphina - were absent. 

The star was at one point spotted out with Violet, who wore a light blue skirt and black sweater.   

Big up: Ben has used his media interviews since the split to pay tribute to his former's partner's abilities as a mother

 In great spirits: The Alias vet was seen smiling from ear to ear

Keep cozy in a Brunello Cucinelli cashmere coat

Outerwear alert!! We're seriously crushing on Jennifer Garner's Brunello Cucinelli coat that she wore on a recent outing with her kids. It's on sale at Neiman Marcus for a whopping $4197, but if you're looking to invest in the best, it's well worth it (click right to buy now).

This cashmere beauty will be sure to keep you warm this winter with its fox fur trim, hooded collar and deep side pockets.

Jennifer wore hers with a pair of sweatpants and Newton sneakers but we'd just as soon sport this luxe number to the office with a sheath dress and some knee high leather boots.

If you haven't got the cash to splash on this designer topper, get one like it below. We've got a range of prices to suit all budgets starting at $120.

* PRICES MAY NOT BE AS ADVERTISED

During his TimesTalk interview The New York Times on Monday, Ben declared his three kids to be his greatest achievement. 

'In my career or otherwise, it is the birth of my children,' he said. 'The entrance of my children into the world.

'It's a joy to hang out with them, I think the meaning of life is to make good people.'

Jen and Ben split announced their split on June 28, 2015, one day before their 10 year wedding anniversary. 

Just the girls! Garner was also spotted with her daughter Violet Affleck, age 11

Stepping out: Violet wore a light blue skirt, fuchsia trainers, and a black sweater 

Lols: The actress appeared to be in top form as she shared a laugh with a friend during a stroll in Brentwood

Hot: The Miracles Form Heaven star bundled up warm against the chilly December Californian air

Since then Argo director and Jennifer, who made her name on TV series Alias, have been spotted sharing intimate dinners together with Ben still reportedly living in the family home as the couple co-parent. 

Ben has used his media interviews since the split to pay tribute to his former's partner's abilities as a mother.

'She's a superhero mom. She is an amazing mother and I'm really lucky to have her as a partner to co-parent these kids with,' he told E! Online back in March. 'We try our best, we put them first and that's what we do.'

In turn, Jennifer has described the couple as 'great friends' and said they are 'doing really well' post breakup in efforts to co-parent their children. 

Keeping warm: He optied for a fur-lined coat and long-sleeved sweater to go with her trainers and tracksuit bottoms

Still a chance? Since then Argo director and Jennifer, who made her name on TV series Alias, have been spotted sharing intimate dinners together with Ben still reportedly living in the family home as the couple co-parent

Count em: During his TimesTalk interview The New York Times on Monday, Ben declared his three kids to be his greatest achievement 

Timing: Jen and Ben split announced their split on June 28, 2015, one day before their ten year wedding anniversary 

 

The comments below have not been moderated.

The views expressed in the contents above are those of our users and do not necessarily reflect the views of MailOnline.

By posting your comment you agree to our house rules.

Who is this week's top commenter? Find out now