Lindsay Lohan.Photo:Paul Hawthorne/Getty Images; Kristina Bumphrey/Variety via Getty Images

See Lindsay Lohan at the Mean Girls Premiere in 2004 vs. 2024 - The amazing side-by-side

Paul Hawthorne/Getty Images; Kristina Bumphrey/Variety via Getty Images

Lindsay Lohanis back on theMean Girlsred carpet!

Lohan, 37, made a surprise appearance at the premiere of the newMean Girlsfilm on Monday night — 20 years after the premiere of the 2004 film in which she starred and the musical is based — marking a full-circle moment for the new mom.

The actress, who played teen Cady Heron in the iconic movie, hit the red carpet at the New York City premiere dressed to impress ina black cut-out Alexandre Vauthierdesign with an embellished crystal belt, teamed withGiuseppe Zanotti ankle-strap heels and Melis Goral jewelry.

Lohan’s hair was styled in relaxed, side-sept waves (get the full breakdown here) as she also sported pink lipstick and rosy blush.

Lohan, 37, attended the New York City premiere of ‘Mean Girls’ on Monday.Kristina Bumphrey/Variety via Getty Images

See Lindsay Lohan at the Mean Girls Premiere in 2004 vs. 2024 - The amazing side-by-side

Kristina Bumphrey/Variety via Getty Images

Lohan wore aplunging white dress with a ribbon sash paired with white strappy sandals and bright pink lip gloss.

Lohan pictured at the 2004 N.Y.C premiere of the original film.Theo Wargo/WireImage

See Lindsay Lohan at the Mean Girls Premiere in 2004 vs. 2024 - The amazing side-by-side

Theo Wargo/WireImage

Lohan opted for more color at the 2004 Hollywood premiere of the film as she wore a bold blue dress — also with a tie waist — teamed with with silver strappy heels.

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Lohan at the Hollywood premiere of ‘Mean Girls’ in 2004.SGranitz/WireImage

See Lindsay Lohan at the Mean Girls Premiere in 2004 vs. 2024 - The amazing side-by-side

SGranitz/WireImage

Lohan’s appearance at Monday’s premiere comes months after the actress reunited with herMean GirlscostarsLacey ChabertandAmanda Seyfriedto film aBlack Friday commercialfor Walmart.

Speaking to PEOPLE at the premiere on Monday, Lohan —who became a new mom last year after welcoming 5-month-old son Luai— shared whether or not she thinks she’s a “cool mom.”

“I hope so!” she responded on the carpet.

On the carpet, Lohan took photos withSaturday Night LivecreatorLorne MichaelsandTina Fey, who co-wrote the newMean Girlsfilm. Fey, 53, also wrote and starred in the 2004 film alongside Lohan in her role as teacher Ms. Norbury.

Mean Girlsis released in theaters on Jan. 12.

source: people.com