El actor canadiense Diego Klattenhoff tenía 24 años cuando fue elegido para interpretar a Shane Oman, el deportista que odiaba las barritas Kälteen y el popular novio de la reina del instituto, Regina George, en la comedia y película para adolescentes "Mean Girls" en 2004.

Diego compartió la gran pantalla con algunos de los nombres más importantes de Hollywood, como Lindsay Lohan en el papel de la chica nueva (Cady Heron) Tina Fey como la profesora de cálculo y supuesta traficante de drogas (la Sra. Norbury) Rachel McAdams como la chica popular (Regina George) y Amanda Seyfried como la chica no tan lista (Karen Smith).

American actor and singer Cody Linley was 16 years old when he first started playing the role of Jake Ryan -- the famous actor who is a heartthrob to all the girls and one of Miley's love interests -- on Disney's "Hannah Montana" back in 2006.

Cody was cast alongside Miley Cyrus, who was living a double-life as Miley the teenage girl and also the teenage popstar, Hannah Montana, Emily Osment as Hannah's silly best friend and skateboarding aficionado, Lilly and Jason Earles as Miley's older brother who loves to give her a hard time, Jackson.

El actor y cantante estadounidense Cody Linley tenía 16 años cuando empezó a interpretar el papel de Jake Ryan, el famoso actor que es un rompecorazones para todas las chicas y uno de los intereses amorosos de Miley en la serie de Disney "Hannah Montana", de 2006.

Cody formaba parte del reparto junto a Miley Cyrus, quien tenía una doble vida como Miley la adolescente y también la estrella del pop juvenil, Hannah Montana, Emily Osment como la tonta mejor amiga de Hannah y aficionada al monopatín, Lilly y Jason Earles como el hermano mayor de Miley al que le encantaba hacerle pasar malos ratos, Jackson.

El cantante estadounidense Austin John Winkler tenía 23 años cuando se puso en los mapas de la música con la exitosa canción de él y su banda (Hinder) "Lips Of  An Angel" allá por 2005, acaparando más de 307 millones de streams en Spotify y más de 311 millones de visualizaciones en YouTube.

En 2013, Austin Winkler se alejó de la banda. Otros miembros clave del grupo fueron los guitarristas Mark King y Joe Garvey, el batería Cody Hanson y el bajista Mike Rodden.

Justo este año, Austin grabó una nueva versión de su popular hit "Lips Of An Angel"

"Es muy bueno escuchar tu voz, diciendo mi nombre suena tan dulce... saliendo de los labios de un ángel".

American singer Austin John Winkler was 23 years old when he was put on the music maps with him and his band's (Hinder) hit song "Lips Of Angel" back in 2005. -- grabbing over 307 million streams on Spotify and more than 311 million views on YouTube.

In 2013, Austin Winkler stepped away from the band ... Other key members of the group included guitarists Mark King and Joe Garvey, drummer Cody Hanson and bassist Mike Rodden.

And, just this year ... Austin recorded a new rendition of his popular banger "Lips Of An Angel."

"It's really good to hear your voice, saying my name it sounds so sweet ... Coming from the lips of an angel!"

American actor Gus Lewis was just 12 years old when he played the kid version of Batman -- who had a fear of bats after falling into a cave and encountering the animal -- in "Batman Begins" back in 2005.

Lewis shared the big screen with Hollywood legends like Christian Bale -- playing the adult version of Batman, Cillian Murphy as the vicious psychopath who is afraid of Batman, Scarecrow and Katie Holmes as the town of Gotham's district attorney and Batman's love interest, Rachel Dawes.

From a young age, Lewis found interest behind the camera and in more recent years, he has stepped into writing and directing roles.

El actor estadounidense Gus Lewis tenía solo 12 años cuando interpretó la versión infantil de Batman -ese que tenía miedo a los murciélagos luego de haber caído en una cueva y tropezarse con ellos- en "Batman Begins", allá por 2005.

Lewis compartió la gran pantalla con leyendas de Hollywood como Christian Bale -en el papel de la versión adulta de Batman-, Cillian Murphy como el Espantapájaros, el despiadado psicópata que teme a Batman, Katie Holmes como la fiscal del distrito de la ciudad de Gotham y Rachel Dawes, a quien pretende Batman.

Desde muy joven, Lewis se interesó por la cámara y en los últimos años se ha dedicado a escribir y dirigir.

American choreographer and dancer Robin Antin was in her mid-30s when she founded the girl group and dance ensemble, The Pussycat Dolls (known for their hit songs "Don't Cha", "Stickwitu" and "Buttons") back in 1995.

Antin rose to prominence in the early-mid 2000s after she took her dancing crew from Burlesque and created a pop group -- which included, Nicole Scherzinger, Carmit Bachar, Ashley Roberts, Kimberly Wyatt, Jessica Sutta and Melody Thornton.

Throughout her career, Antin has worked with numerous A-list stars including Kim Kardashian, Paris Hilton and Pink!

La coreógrafa y bailarina estadounidense Robin Antin tenía unos 30 años cuando fundó el grupo The Pussycat Dolls (conocido por sus éxitos "Don't Cha", "Stickwitu" y "Buttons") en 1995.

Antin saltó a la fama a principios y mediados de los 2000, cuando cogió a su equipo de bailarinas de Burlesque y creó un grupo de pop formado por Nicole Scherzinger, Carmit Bachar, Ashley Roberts, Kimberly Wyatt, Jessica Sutta y Melody Thornton.

A lo largo de su carrera, Antin ha trabajado con numerosas estrellas de la lista A, como Kim Kardashian, Paris Hilton y Pink.

American actor Christopher McDonald was in his early 40s when he rose to prominence with his antagonistic movie roles like playing Shooter McGavin -- the cocky, talented and arrogant pro golfer -- in "Happy Gilmore" starring Adam Sandler ... back in the 90s.

McDonald's other notable characters include 'Daryl' -- the controlling husband -- in "Thelma and Louise", 'Ward Cleaver' -- the white-collar workman in New York City -- in "Ward Cleaver" and 'Wilson Croft' -- who steals Flubber from professor Philip Brainard (played by Robin Williams) in "Flubber."

To this day, Christopher McDonald still hops into his 'Shooter McGavin' character when he's out on the green!

El actor estadounidense Christopher McDonald tenía poco más de 40 años cuando saltó a la fama con sus papeles antagónicos en el cine, como el de Scooter McGavin -el engreído, talentoso y arrogante golfista profesional- en "Happy Gilmore", protagonizada por Adam Sandler allá por los 90s.

Otros personajes notables de McDonald son 'Daryl' -el marido controlador en "Thelma y Louise"- 'Ward Cleaver', el obrero de cuello blanco de Nueva York en "Ward Cleaver" y 'Wilson Croft', que le roba a Flubber al profesor Philip Brainard (interpretado por Robin Williams) en "Flubber".

A día de hoy, Christopher McDonald sigue metiéndose en su personaje de 'Scooter McGavin' cuando sale al campo.

Swedish pop singer Robin Miriam Carlsson -- known professionally as Robyn -- was 31 years old when she dropped her popular album "Body Talk" back in 2010 -- with hit songs like "Dancing On My Own" (which has over 300 million listens on Spotify) and "Call Your Girlfriend."

In 1997, Robyn made big waves to the United States after her dance-pop singles "Do You Know (What It Takes)" and "Show Me Love" both hit the top 10 on the Billboard Hot 100.

Most recently, Charli XCX announced to her Twitter followers her and Robyn have been making music together!

"I'm in the corner, watching you kiss her, oh!"

American actress and singer Malese Jow was just 13 years old when she first started playing Geena Fabiano -- the 13-year-old fashionista who designs her own clothes and wears them to Rocky Road Middle School -- in Nickelodeon's sitcom "Unfabulous" back in 2004.

Jow shared the set with Emma Roberts as the middle-schooler who writes songs about boys and school, Addie Singer, Tadhg Kelly as Addie's older brother who works at a smoothie bar, Ben Singer and Jordan Calloway as the environmentalist and basketball player, Zack Carter-Schwartz.

Malese also portrayed Lucy Stone in Nickelodeon's "Big Time Rush."

New York native and singer Kevin Rudolf was 25 years old when his song "Let It Rock" featuring Lil Wayne became an international banger -- reaching number 5 on the Billboard Hot 100 and number 2 on the Canadian Hot 100 -- back in 2008.

In addition to his vocal skills, Rudolf is also a songwriter and plays several instruments. In 2003, he strung his guitar on Lil Kim's hit song "The Jumpoff," which led to other collaborations including Timbaland, Justin Timberlake and The Black Eyed Peas.

"Because when I arrive I, I bring the fire ... Let It Rock, Let It Rock, Let It Rock!"

TV personality and stylist Stacy London was in her mid 30's when she first appeared as the fashion consultant on TLC's "What Not To Wear" -- a makeover reality show highlighting contestants' (who were nominated by friends, family and coworkers) style transformations -- back in 2003.

London shared the makeover duties with Clinton Kelly as the lifestyle consultant (who you may also recognize from the talk show "The Chew) and famous hairstylists Nick Arrojo and Ted Gibson who've worked with big celebs like Anne Hathaway, Zoe Saldana and Ashley Greene.