Jealous BFF In 'Princess Diaries' 'Memba Her?!

American actress Heather Matarazzo was 18 years old when she first played the role of Lilly Moscovitz -- the jealous and insecure private school girl who is besties with a princess -- in "Princess Diaries" back in 2001.

Heather shared the big screen with Anne Hathaway as the responsible, nice and at times under-the-radar princess, Mia Thermopolis, the legendary Julie Andrews as the loving yet strict Queen and Mia's grandmother, Queen Clarisse.

In 2004, Matarazoo reprised her role in "Princess Diaries 2." You might also recall seeing her as Martha Meeks In "Scream 3" back in 2000, which she brought back just last year for "Scream 5."

Guess what she looks like now!

Lexie In 'Safe Haven' 'Memba Her?!

American actress Mimi Kirkland was only 8 years old when she played the role of Lexie -- the smart and loving daughter who is seeking a mother following her mother's passing -- in the 2013 romance/drama "Safe Haven."

Mimi shared the big screen with Josh Duhamel as the recent widow, loving dad and local grocery store owner, Alex Wheatley, Julianne Hough as the woman who flees from her abusive husband and falls in love with Alex, Katie Feldman and David Lyons as the alcoholic husband and police officer who is trying to track down his wife, Kevin Tierney.

Guess what she looks like now!

OG YouTuber Fred Fred Figglehorn 'Memba Him?!

American YouTuber and actor Lucas Cruikshank aka Fred Figglehorn was just 13 years old when he started his YouTube channel, wrangling in millions of subscribers with his auto-tuned voice and close-up camera angles back in 2006.

With the success of Lucas's channel, he earned sponsorships and even landed on Disney's "Hannah Montana" with Miley Cyrus in 2009. During this time, he also filmed his first Nickelodeon movie "Fred: The Movie" starring John Cena ... "Fred: The Show" and "Fred 3: Camp Fred" would soon follow.

Cruikshank holds the title for first YouTuber to hit 1 million subscribers.

Guess what he looks like now!

Dorky David In 'Legally Blonde' 'Memba Him?!

American actor Oz Perkins was 26 years old when he was cast as Dorky David -- the introverted Harvard Law student and one of the only students to befriend Elle Woods -- in the comedy film "Legally Blonde" back in 2001.

Perkins shared the big screen role with Hollywood legends including Selma Blair as Warner's old/new girlfriend, Vivian ... and of course Reese Witherspoon as the law school success, Elle Woods.

Oz has been in other popular films including "Six Degrees Of Separation" with Will Smith and "Not Another Teen Movie" with Chris Evans.

Guess what he looks like now!

Suki In '2 Fast 2 Furious' 'Memba Her?!

American actress and model Devon Aoki was 20 years old when she was cast as Suki -- the skilled driver and leader of the all-female street racers and a key member of the Miami crew -- in the 2003 action film "2 Fast 2 Furious."

Aoki shared the big screen with Paul Walker as the charming and brave undercover cop, Brian O'Conner, Tyrese Gibson as the childhood friend and former prisoner, Roman Pearce, Eva Mendes as the sexy customs cop who uses her looks to gain info, Monica Fuentas, and Ludacris as Suki's humble boyfriend and ex-mechanic, Tej Parker.

Guess what she looks like now!

Joseph The Bully In 'This Is 40' 'Memba Him?!

Austin, Texas native and actor Ryan Lee was 15 years old when he was cast as the mini Tom Petty lookalike Joseph -- the school's cyberbully who goes face-to-face with a pushy pregnant mom -- in the comedy film "This Is 40" back in 2012.

Lee shared the big screen with Hollywood greats including Leslie Mann as the mom who is anxious to turn the big 4-0, Debbie, Paul Rudd as the father and record label owner, Pete ... and Maude Apatow as the 13-year-old daughter who doesn't make the hot list, Sadie.

Ryan was also in the show "Trophy Wife" as well as David Guetta's music video for "Titanium."

Guess what he looks like now!

Young Jenna Rink In '13 Going On 30' 'Memba Her?!

American actress Christa B. Allen was only 13 years old when she was cast as the young Jenna Rink -- a middle school girl who is looking to fit in with the popular crowd -- in the 2004 romance film "13 Going On 30."

Allen shared the big screen with Jennifer Garner as the 30 year old who appears to be lost in life, questioning her adolescence, Jenna Rink, Mark Ruffalo as the laid back guy and Jenna's love interest, Matt Flamhaff (aka Matty), and Judy Greer as Jenna's funny and sarcastic bestie, Lucy Wyman.

Guess what she looks like now!

'Milkshake' Singer Kelis 'Memba Her?!

New York City native and singer Kelis was just 23 years old when she went viral around the world with her 2003 hit song "Milkshake" -- a song that has since been a dance jam and is still popular amongst all ages to this day!

The banger was part of her "Tasty" album and also featured songs "Millionaire" featuring Andre 3000 and "In Public" featuring her ex-husband Nas. "Milkshake" became even bigger in 2004 after it was featured in the movie "Mean Girls."

Kelis has since stepped away from singing and is now living the farm life!

Guess what she looks like now!

'Aquamarine' 'Memba Her?!

Los Angeles native and actress Sara Paxton was only 17 years old when she was cast as Aquamarine -- the mermaid who temporarily turns into a human in order to find love -- in the 2006 romance/fantasy film "Aquamarine."

Paxton shared the big screen with Emma Roberts as the free diver who prides herself on being an expert on boys, Claire Brown. Jake McDorman, as the lifeguard who wants to travel instead of going to college, ultimately falling in love with Aquamarine, Raymond. And, JoJo as the scuba diver who is trying to avoid moving to Australia with her mom, Hailey Rogers.

Guess what she looks like now!

Tila Tequila 'Memba Her?!

Television personality and model Tila Tequila was 25 years old when she caught the eyes of millions around the globe with her social media presence, becoming one of (if not) the OG of Myspace back in 2006.

With the attraction and recognition of her social media, Tila landed her own show on MTV ... 'A Shot At Love' -- a reality dating show with both men and women contestants battling it out for Tila's heart back in 2007. A follow up season, 'A Shot At Love II,' premiered in 2008.

In 2019, "Double Shot At Love" made a comeback on MTV with Jersey Shore's DJ Pauly D and Vinny Guadagnino.

Guess what she looks like now!

Caroline Krafft In 'Mean Girls' 'Memba Her?!

Canadian actress Clare Preuss was 26 years old when she was cast as Caroline Krafft -- the smart girl from Marymount Prep, representing her math team at a competition against North Shore High School -- in the 2004 teen comedy "Mean Girls."

Clare shared the big screen with Lindsay Lohan as the new girl from Africa who becomes part of "The Plastics," Cady, Tina Fey as the comedic math teacher who is self-deprecating, Ms. Norbury and Jonathan Bennett as the popular jock who breaks up with his popular girlfriend to be with Cady.

Guess what she looks like now!

Aviva Drescher From 'RHONY' 'Memba Her?!

American TV personality and author Aviva Drescher was 42 years old when she made her debut on Bravo's reality series "The Real Housewives of New York City" back in 2012.

Joining Aviva in the dramatic series included Ramona Singer as the turtle time wrangler with 'crazy eyes,' Luann de Lesseps as the countess and former model, Sonja Morgan as the outgoing recent divorcee and Carole Radziwill who gave Aviva a run for her money when it came to writing books.

During the season 6 finale, Aviva iconically threw her prosthetic leg onto the floor at a social event.

Guess what she looks like now!

Limo Driver In 'The Holiday' 'Memba Him?!

English actor Jay Simpson was 39 years old when he was cast as the limo driver -- who is professional yet stoic, always looking sharp and constantly confused by Amanda Woods' erratic behavior -- in the romance/comedy classic "The Holiday" back in 2006.

Jay shared the big screen with A-listers Cameron Diaz as the successful movie trailer business owner, Amanda, Jude Law as the sensitive and romantic book editor and widower, Graham, Kate Winslet as the intelligent society columnist for The Daily Telegraph in London, Iris and Jack Black as the loyal movie composer, Miles.

Guess what he looks like now!

Mean Kid In 'A Christmas Story' 'Memba Him?!

Canadian actor Zack Ward was just 13 years old when he was cast as Scut Farkus -- the scraggly and provocative redhead who bullied other kids -- in the Christmas classic "A Christmas Story" back in 1983.

Zack shared the big screen with Peter Billingsley as the young boy convincing everyone -- including Santa Claus --  why he deserves a BB gun, Ralphie Parker and Ian Petrella as Ralphie's younger and at times whiny brother, Randy.

The sequel "A Christmas Story 2" hit theaters back in 2012 with a whole new cast including Daniel Stern from "Home Alone."

Guess what he looks like now!

Allison In 'The Ultimate Christmas Present' 'Memba Her?!

American actress Hallee Hirsh was just 12 years old when she played the role of Allie Thompson -- the 13-year-old who finds a weather machine in the woods, which prevents bad weather from delaying Christmas -- in Disney's "The Ultimate Christmas Present" back in 2000.

Hirsh shared the big screen with Brenda Song as Allie's bestie, Sam Kwan, Spencer Breslin as Allie's younger brother, Joey Thompson, Greg Kean as Allie's father, Steve Thompson and John B. Lowe as Santa Claus.

Hallee also played the role of Rachel Greene as a child in "ER" as well as Daley in "Flight 29 Down."

Guess what she looks like now!

Reporter In 'Elf' 'Memba Her?!

American actress Claire Lautier was 33 years old when she was cast as Charlotte Denon -- the TV news reporter who was on sight, covering all things Christmas when Santa Claus crashed into a park -- in the Christmas classic "Elf" back in 2003.

Claire shared the big screen with Will Ferrell as the abandoned baby who was taken in by elves but on a journey to discover his dad, Buddy The Elf, James Caan as Buddy's biological father and book publisher, Walter and Zooey Deschanel as a Macy's elf who isn't excited for Christmas, Jovie.

Guess what she looks like now!