Leather mama! Hilary Duff dons ultra-short LBD on the NYC set of TV Land's Younger

Hilary Duff donned an ultra-short LBD on the Manhattan set of her sitcom Younger on Wednesday.

The Flock of Dudes actress - who turns 28 on Monday - paired her short-sleeved, leather-looking frock with black booties.

The 5ft2in blonde was hard at work on the 12-episode second season of the Darren Star show, which returns in January on TV Land.

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Leggy lady! Hilary Duff donned an ultra-short LBD on the Manhattan set of her sitcom Younger on Wednesday

Leggy lady! Hilary Duff donned an ultra-short LBD on the Manhattan set of her sitcom Younger on Wednesday

Hilary's character Kelsey Peters will receive 'a big job opportunity' following her affair with one of her writers at the publishing company.

'It's a struggle because [Kelsey] does enjoy maybe too much of a good time. And I can’t spill too much, it’ll be exciting and shocking,' Duff told Parade this week.

Younger also stars Sutton Foster, Debi Mazar, Miriam Shor, Nico Tortorella, and Molly Bernard. 

Big Apple babe: The Flock of Dudes actress - who turns 28 on Monday - paired her short-sleeved, leather-looking frock with black booties
Big Apple babe: The Flock of Dudes actress - who turns 28 on Monday - paired her short-sleeved, leather-looking frock with black booties

Big Apple babe: The Flock of Dudes actress - who turns 28 on Monday - paired her short-sleeved, leather-looking frock with black booties

Back on the set! The 5ft2in blonde was hard at work on the 12-episode second season of the Darren Star show, which returns in January on TV Land

Back on the set! The 5ft2in blonde was hard at work on the 12-episode second season of the Darren Star show, which returns in January on TV Land

Promotion or new job? Hilary's character Kelsey Peters will receive 'a big job opportunity' following her affair with one of her writers at the publishing company

Promotion or new job? Hilary's character Kelsey Peters will receive 'a big job opportunity' following her affair with one of her writers at the publishing company

'Why didn't I get the cute new "fall" cup?' Duff told Parade this week, 'It's a struggle because [Kelsey] does enjoy maybe too much of a good time. And I can’t spill too much, it’ll be exciting and shocking'

'Why didn't I get the cute new "fall" cup?' Duff told Parade this week, 'It's a struggle because [Kelsey] does enjoy maybe too much of a good time. And I can’t spill too much, it’ll be exciting and shocking'

'This is why I [heart] our show!' Younger also stars Sutton Foster, Debi Mazar, Miriam Shor, Nico Tortorella, and Molly Bernard

'This is why I [heart] our show!' Younger also stars Sutton Foster, Debi Mazar, Miriam Shor, Nico Tortorella, and Molly Bernard

On Saturday, Nikki Lee at Nine Zero One Salon 'chopped a few inches off' the Sparks singer's signature flaxen locks.

When it comes to her hair, Hilary's three-year-old son Luca with estranged husband Mike Comrie is very 'opinionated.'

'If I put it in a ponytail he tells me he likes it down, he wants it down. I try to explain to him and he's like, "It's so nice down, it's so nice when it's down!"' the single mother-of-one laughed.  

Fall haircut: On Saturday, Nikki Lee at Nine Zero One Salon 'chopped a few inches off' the Sparks singer's signature flaxen locks

Fall haircut: On Saturday, Nikki Lee at Nine Zero One Salon 'chopped a few inches off' the Sparks singer's signature flaxen locks

'If I put it in a ponytail he tells me he likes it down': When it comes to her hair, Hilary's three-year-old son Luca with estranged husband Mike Comrie is very 'opinionated'

'If I put it in a ponytail he tells me he likes it down': When it comes to her hair, Hilary's three-year-old son Luca with estranged husband Mike Comrie is very 'opinionated'

The single mother-of-one laughed: 'When he first saw me with the green hair, he was like, "Mom?! Are you a mermaid, mom?" And I said, "Yes I am! I'm a mermaid!" I was so excited that he had that reaction'

The single mother-of-one laughed: 'When he first saw me with the green hair, he was like, "Mom?! Are you a mermaid, mom?" And I said, "Yes I am! I'm a mermaid!" I was so excited that he had that reaction'

'When he first saw me with the green hair, he was like, "Mom?! Are you a mermaid, mom?" And I said, "Yes I am! I'm a mermaid!" I was so excited that he had that reaction. After a while I think he was kind of like, "Okay, where's my mom?"'

Once season two wraps, the former Disney Channel star will do a tour to support her fifth studio album - Breathe In. Breathe Out. - beginning in January.

Breathe In. Breathe Out: Once season two wraps, the former Disney Channel star will do a tour to support her fifth studio album beginning in January

Breathe In. Breathe Out: Once season two wraps, the former Disney Channel star will do a tour to support her fifth studio album beginning in January

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