Jennifer Garner looks cute in pigtails as she smiles brightly on set of new movie shooting in Atlanta

Jennifer Garner sported pigtails as she filmed in Atlanta, Georgia on Sunday.

The Golden Globe-winning Alias actress wore a button-down blue shirt and blue jeans on the set of Simon vs. The Homo Sapiens Agenda, rounding things out with a pair of beige slip-on shoes.

Also snapped on the set of the movie was Jen's co-star Josh Duhamel, who wore a grey sweater top with blue jeans and brown shoes. The husband of singer Fergie looked focused as he held a script in his hand.

Walking on sunshine: Jennifer Garner, 44, was beaming in pigtails on the Atlanta set of Simon vs. The Homo Sapiens Agenda Wednesday

Walking on sunshine: Jennifer Garner, 44, was beaming in pigtails on the Atlanta set of Simon vs. The Homo Sapiens Agenda Wednesday

Earlier this week, a source told People of the Dallas Buyers Club actress: 'I have never seen her look so happy before.'

The mother-of-three - Violet, 11, Seraphina, seven, and Sam, five - seems to have turned a corner in her relationship with estranged husband Ben Affleck, as the A-list stalwart publicly thanked her after completing an alcohol treatment program. 

The Argo star took to Facebook March 14 to hail his wife and loved ones for their understanding and help in his battle against the bottle.

Hitting her stride: An insider told People that Jen has never looked happier than in recent days, and these pictures certainly seem to back up that notion

Hitting her stride: An insider told People that Jen has never looked happier than in recent days, and these pictures certainly seem to back up that notion

Fergalicious: Hunky Josh Duhamel is also a key player in the dramatic motion picture 

Fergalicious: Hunky Josh Duhamel is also a key player in the dramatic motion picture 

He wrote: 'I want to live life to the fullest and be the best father I can be. I want my kids to know there is no shame in getting help when you need it. 

'I'm lucky to have the love of my family and friends, including my co-parent, Jen, who has supported me and cared for our kids as I've done the work I set out to do.'

Confident: Garner looked happy, healthy and proud during a walk in LA earlier this week

Confident: Garner looked happy, healthy and proud during a walk in LA earlier this week

Casual: The mom-of-three looked to be in good spirits as she was snapped on a drizzly LA day earlier this month

Casual: The mom-of-three looked to be in good spirits as she was snapped on a drizzly LA day earlier this month

It keeps you running: The multi-talented mom was snapped jogging last month in LA

It keeps you running: The multi-talented mom was snapped jogging last month in LA

Simon vs. The Homo Sapiens Agenda, which also stars Logan Miller, Nick Robinson and Alexandra Shipp, tells the story of how a gay teenager comes out to his peers after one of them blackmails him with the secret of his sexuality.

Country stunning: The star beamed at the CMAs in Nashville last fall
Dapper: Ben sported a blue suit at the Live By Night premiere in January

A-listers: Garner and Affleck's relationship seems to be at a crossroads following his stint in a rehab program

 

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