Got the giggles? Dressed 負かす／撃墜する Hilary Duff can't stop laughing while hanging around the 始める，決める of her TV show Younger in NYC

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Hilary Duff got a serious 事例／患者 of the giggles while filming in New York.

The actress 株d 割れ目d up while hanging out with her Younger costar Sutton Foster on the 始める，決める of their TV Land comedy in New York City on Friday.

The 28-year-old dressed 負かす／撃墜する in a burgundy sweater and skinny ripped ジーンズs as the pair chatted during a break in filming.?

Scroll 負かす／撃墜する for ビデオ ?

Relaxed: Hilary Duff was all smiles while filming her TV show Younger with costar Sutton Foster in New York on Friday

Hilary went 構成 解放する／自由な and wore her blonde hair up in a messy bun as she hung out 近づく Central Park on the Upper East 味方する.

The former Disney 星／主役にする wore tight blue ジーンズ s with ripped 膝s, and 追加するd studded 黒人／ボイコット ankle boots for an edgy look.

The actresses appeared to be going over their lines, 持つ／拘留するing pages of their script for their comedy.

Giggles: The co-星／主役にするs 割れ目d each other up while filming on the Upper East 味方する

Silly: Hilary flashed a big smile as they chatted during a break on 始める，決める

But they appeared to be enjoying some 広告 libs, making each laugh as they waited on 始める，決める.?

Former Bunheads 星／主役にする Sutton dressed 負かす／撃墜する in baggy boyfriend ジーンズs and a zip-up olive green coat.

The 40-year-old actress had her costar Hilary in stitches as they took a break.?

The former Lizzie McGuire 星／主役にする threw 支援する her 長，率いる in laughter as they blew off steam.

Casual: The former Disney 星／主役にする wore a cosy sweater and edgy leather boots

Coffee break: The 28-year-old stopped for a caffeine 直す／買収する，八百長をする while on 始める，決める?

Hilary kept her energy up with a Starbucks coffee, and flashed her 有望な red manicure as she clutched her script.

She accessorized with a pretty gold bracelet as she joked around with her costar.

In Younger, Broadway 星／主役にする Sutton plays a woman who passes for a twenty-something ーするために 再開する her career, while Hilary plays an ambitious young editor who befriends her in the office.

Hilary also 株d an on-始める，決める photo of the pair in wardrobe on Instagram on Friday, 令状ing 'Two little birds in the park.'

Co-星／主役にするs: Broadway 星／主役にする Sutton plays a 40-something woman who passes herself off as in her 20s ーするために 再開する her career in the TV Land comedy

In real lifef: The actresses play pals on the show and appear to have 攻撃する，衝突する it off in real life 同様に

Too 削減（する）: Hilary 株d this photo of with fans on Instagram on Friday, 令状ing 'Two little birds in the park'

And the pair appear to have become friends in real life, 明白に 株ing a sense of humor.

In 新規加入 to filming the TV Land sitcom, Hilary has been busy 記録，記録的な／記録するing her new album earlier this year.

The 記録，記録的な／記録する, Breath In Breath Out, was her first album in eight years.

Good mood: The bubbly 星／主役にする couldn't stop laughing while hanging out with 乗組員 members

Stylish: Hilary wore trendy 苦しめるd ジーンズs and flashed a 有望な red manicure as she held her script

She also recently 解放（する）d new 選び出す／独身 Youngblood for the soundtrack to the film Jem and The Holograms.

The actor and singer is also a mother to three-year-old son Luca, from her marriage to ホッケー player マイク Comrie.

The pair 結婚する in 2010, when Hilary was 22, and 分裂（する） in January 2014.

Serious: The mother-of-one looked momentarily somber as she strolled 負かす／撃墜する the sidewalk 近づく Central Park

The 誘発するs singer told ET earlier this year that she and her ex will always be a family.

'I wouldn't say we have a cordial 関係, I would say we have a really strong friendship and a lot of love for one another,' she said.?

'We're a family, and we're always going to be a family.'

Staying limber: The 星／主役にする looked over her lines while 準備するing to film the TV Land sitcom

Squats: Hilary stretched while running lines with her costar during a break in filming

On Friday, the former Lizzie McGuire 星／主役にする kicked up her heels while she looked over her lines.

持つ／拘留するing her script in one 手渡す, the actress did a 一連の stretches as she stayed limber while memorizing her lines.

She 解除するd up her 脚 and then squatted 負かす／撃墜する, later rolling her 注目する，もくろむs as she chatted with her costar.?

Too much: The actress pulled a 直面する while chatting with Sutton