Reese Witherspoon reunites with her Cruel Intentions co-star Selma Blair at Baby2Baby event 

Reese Witherspoon merrily reunited with her Cruel Intentions co-star Selma Blair at The Baby2Baby Snow Day in Los Angeles on Monday.

'Happy holidays y'all!!' the 44-year-old Grammy nominee - who boasts 406K followers - captioned their selfie.

'An incredible time with this sunny superstar and all the beautiful kids at a magical @baby2baby and @tinyprints holiday morning with Santa.'

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'Happy holidays y'all!!' Reese Witherspoon (R) merrily reunited with her Cruel Intentions co-star Selma Blair (L) at The Baby2Baby Snow Day in Los Angeles on Monday

Party like its 1999! It's been nearly 18 years since Reese and Selma played Annette Hargrove and Cecile Caldwell in the modern adaptation of the 1782 novel Les Liaisons dangereuses

Ummm...: Last year, the 40-year-old Oscar winner looked awkward as the 44-year-old Grammy nominee recreated her kiss with their castmate Sarah Michelle Gellar in Los Feliz

It's been nearly 18 years since Reese and Selma played Annette Hargrove and Cecile Caldwell in the modern adaptation of Pierre Choderlos de Laclos' 1782 novel Les Liaisons dangereuses.

Despite mixed reviews, the 1999 teen flick managed to amass $75.9M worldwide at the box office, as well as two direct-to-video sequels.

Last year, the 40-year-old Oscar winner looked awkward as the Ordinary World actress recreated her kiss with their castmate Sarah Michelle Gellar at Rockwell Table & Stage in Los Feliz.

The talented twosome have both been forced to publicly apologise for their respective humiliating, booze-fueled brushes with the law.  

'An incredible time with this sunny superstar!' The talented twosome have both been forced to publicly apologise for their respective humiliating, booze-fueled brushes with the law

Mid-flight meltdown: Blair suffered a 'total psychotic blackout' after mixing alcohol with medication on a June 20 Delta flight where she was taken to a medical clinic after being removed from the plane on a stretcher

Pictured Saturday: And back in 2013, Witherspoon and her second husband Jim Toth (R) - with whom she has four-year-old son Tennessee (L) - were arrested in Atlanta after 'one too many glasses of wine'

'I'm obstructing your justice?' The Draper James founder was fined $213 for obstruction of justice; while her CAA agent beau was put on probation, fined, and ordered to attend alcohol education classes after his DUI

Blair suffered a 'total psychotic blackout' after mixing alcohol with medication on a June 20 Delta flight where she was taken to a medical clinic after being removed from the plane on a stretcher.

And back in 2013, Witherspoon and her second husband Jim Toth - with whom she has four-year-old son Tennessee - were arrested in Atlanta after 'one too many glasses of wine.'

The Draper James founder was fined $213 for obstruction of justice; while her CAA agent beau was put on probation, fined, and ordered to attend alcohol education classes after his DUI.

Meanwhile at The Grove, Reese - born Laura Jeanne - donned a red tartan pencil skirt with matching court shoes over a navy jumper selected by her stylist Leslie Fremar.  

Preppy: Meanwhile at The Grove, Reese - born Laura Jeanne - donned a red tartan pencil skirt with matching court shoes over a navy jumper selected by her stylist Leslie Fremar

Southern belle: The Louisiana-born blonde - who boasts 13.2M followers - shared several silly Snapchats of her festive day at the outdoor mall

'Truly magical holiday party!' The Hot Pursuit funnywoman made sure to pose for pictures with the man of the hour, Santa Claus, as well as a Miniature horse harnessed to a sleigh

Group shot: Witherspoon got her squad - Jessica Capshaw, Shannon Rotenberg, Candace Nelson, Kelly Sawyer Patricof, and Norah Weinstein - together in front of the decorated tree

The Louisiana-born blonde - who boasts 13.2M followers - shared several silly Snapchats of her festive day at the outdoor mall.

The Hot Pursuit funnywoman made sure to pose for pictures with the man of the hour, Santa Claus, as well as a Miniature horse harnessed to a sleigh.

Witherspoon got her similarly-styled squad - Jessica Capshaw, Shannon Rotenberg, Candace Nelson, Kelly Sawyer Patricof, and Norah Weinstein - together for a group shot in front of the decorated Christmas tree.

Selma was also dressed conservatively in an olive button-down blouse tucked into black drawstring trousers and matching peep-toe pumps.   

Understated: The Ordinary World actress was also dressed conservatively in an olive button-down blouse tucked into black drawstring trousers and matching peep-toe pumps

BFFs: Selma took a selfie with Father Christmas and her gal pal Jaime King (R), with whom she starred in the 2006 dramedy Pretty Persuasion as well as Lies & Alibis in 2006

Petting zoo: Blair - born Beitner - then squatted down so she could have a face-to-face encounter with the adorable, diminutive pony

The Mothers and Daughters stunner took a selfie with Father Christmas and her gal pal Jaime King, with whom she starred in the 2006 dramedy Pretty Persuasion as well as Lies & Alibis in 2006.

Blair - born Beitner - then squatted down so she could have a face-to-face encounter with the adorable, diminutive pony.

As always, the University of Michigan grad brought along the love of her life, son Arthur, from her relationship with fashion designer Jason Bleick.

Selma struggled to carry the growing five-year-old boy, who rocked a two-tone bomber jacket with black striped trousers and high-top trainers.  

Inseparable: As always, the University of Michigan grad brought along the love of her life, son Arthur, from her relationship with fashion designer Jason Bleick

Getting so big! Selma struggled to carry the growing five-year-old boy, who rocked a two-tone bomber jacket with black striped trousers and high-top trainers

Pictured December 3: Aside from her toddler, Reese is also mother to Ava (L), 17, and Deacon (2-R), 13, with her first husband and Cruel Intentions leading man, Ryan Phillippe

Aside from her toddler, Reese is also mother to Ava, 17, and Deacon, 13, with her first husband and Cruel Intentions leading man, Ryan Phillippe.

The Inherent Vice stunner will next voice a shy pig mother-of-25 called Rosita in Universal Studios' animated musical Sing, which hits US theaters December 21 and UK theaters January 27.

And the American Crime Story actress teamed up with Oscar winner Nicolas Cage to play parents that attack their daughter (Anne Winters) in the 2017 mass hysteria horror-thriller Mom and Dad.

For a great cause! On Sunday, Reese posed with her Sing co-star Matthew McConaughey for a special screening of their animated movie; the Sing screening benefited Girls, Inc. and the Just Keep Living Foundation at the Aero Theater in Santa Monica

Having a blast: Matthew was joined by his lovely wife Camila Alves for the Sing screening; Matthew and Camila founded the Just Keep Living Foundation

What a great lady: Reese posed with Girls, Inc. members during the Sing screening on Sunday

Universal Studios' animated musical: The Inherent Vice stunner will next voice a shy pig mother-of-25 called Rosita in Sing, which hits US theaters December 21 and UK theaters January 27

Next gig: And the American Crime Story actress teamed up with Oscar winner Nicolas Cage to play parents that attack their daughter (Anne Winters) in the 2017 mass hysteria horror-thriller Mom and Dad

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