Look who’s grown up! After appearing to be showbiz babies for their entire careers, four of Disney Channel’s most famous alumni — all of whom have gone on to graduate as major players in the pop music industry — are finally going 3-0 this year.

Selena Gomez turned 30 last month, and Demi Lovato — who released her new album “Holy Fvck” on Friday — hit the mark on Saturday. Over the next few months, Nick Jonas and Miley Cyrus will also join the ’30s club.

On this landmark occasion, we look back at how they’ve grown from Disney Channel into their fourth decade.

Serena Gomes

date of birth: July 22, 1992

Disney Channel Breakthrough: From 2007 to 2012, she played Alex Russo in “Wizards of Waverly.”

Popular Power Moves: After getting top 10 hits like “Come & Get It” in 2013, “Good for You” in 2015 and 2016 “Give me my own hand,” Gomez climbed all the way to No. 1 in 2019 with “Lose You to Love Me.”

Significant others: Gomez is dating her Disney Channel star Nick Jonas – even appearing on the Jonas Brothers “Burn It Up” Video 2008 – Then on and off with Justin Bieber. She switched to DJ producer Zedd before working with The Weeknd in 2017. Recently, there have been rumors that she is dating Italian filmmaker Andrea Lervolino.

Moment of growth: Gomez has bravely dealt with physical and mental health issues. After being diagnosed with lupus in the early ’10s, Gomez underwent a kidney transplant in 2017. In 2016, she entered rehab to deal with anxiety and depression, before revealing in 2020 that she had bipolar disorder.

Life at 30: She starred in “Only Murder in the Building” while also hosting the HBO Max cooking show “Selena + Chef.” She’s also working on her fourth solo studio album, the follow-up to “Rare” in 2020.

Demi Lovato

date of birth: August 20, 1992

Disney Channel Breakthrough: She played Mitchie Torres in the 2008 “Camp Rock” film and its sequel, “Camp Rock 2: The Final Jam,” and also starred in the “Sonny Chance” series from 2009 to 2011.

Popular Power Moves: After entering the top 10 for the first time “This is me,” In her 2008 duet with “Camp Rock” co-star Joe Jonas, Lovato led “Skyscrapers” in 2011, “Heart Attack” in 2013 and “Sorry, Not Sorry” in 2017 back there. She was nominated for two Grammys: 2015’s album “Confident” and 2018’s duet “Fall in Line” with Christina Aguilera.

Significant others: After a brief romance with Joe Jonas, Lovato had an on-and-off relationship with actor Wilmer Valderrama from 2010 to 2016. After splitting from actor Max Ehrlich in 2020, she is now dating musician Judt, and the couple went to Insta – official Saturday for her birthday.

Moment of growth: Lovato, who overdosed on opioids in 2018, has been open about her struggles with drug and alcohol addiction, as well as bulimia, self-harm and bipolar disorder. The now sober star is also in non-binary form in 2021, adopting their/their pronouns, but she’s recently reverted to her/her.

Life at 30: Finding happiness in her love life – “I’ve never laughed like this, I’ve never laughed so much in my life,” she wrote on Instagram – Lovato also recently launched her “Holy” Fvck” tour, which will Hit the Beacon Theatre October 18.

Nick Jonas

date of birth: September 16, 1992

Disney Channel Breakthrough: He co-starred in “Camp Rock” and “Camp Rock 2: The Last Jam” with his brothers Nick and Joe, as well as the series “The Jonas Brothers: A Dream Come True” and “Jonas”.

Popular Power Moves: As the youngest member of the Jonas Brothers, he scored hits such as “SOS” in 2007, “Burnin’ Up” in 2008, and “Tonight” in 2009.He then achieved solo success in 2014 with the sexy Top 10 single “Jealous” before reuniting with JoBros for his first hit “Sucker” in 2019.

Significant others: After dating Cyrus and Gomez, Jonas dated Australian singer Delta Goodrem and model Olivia Culpo. But since marrying Priyanka Chopra in 2018, he has officially withdrawn from the market.

Moment of growth: After donning the purity ring on the Disney Channel, he became a sex symbol and recreated Mark Wahlberg’s iconic Calvin Klein underwear ad in 2014. When Jonas became a father, his bar mitzvah was complete: he and Chopra welcomed their first child, Daughter Marty, in January.

Life at 30: While juggling his dad duties, he switched from being a judge on The Voice to Dancing With Myself this summer. Jonas will play Frankie Valli in the upcoming TV movie adaptation of “Jersey Boys.”

Miley Cyrus

date of birth: November 23, 1992

Disney Channel Breakthrough: She starred in the “Hannah Montana” series from 2006 to 2011, and even brought the role to the big screen in the 2009 hit “Hannah Montana: The Movie.”

Popular Power Moves: After scoring success with “Hannah Montana” (hello, “The Climb”), Cyrus separates herself from the series and her character for a top 5 hit of 2009 “American Party” 2013’s “We Can’t Stop” and her first single “Wrecking Ball”.

Significant others: Cyrus had dated Nick Jonas and model Justin Gaston before beginning an on-and-off relationship with her “Last Song” co-star Liam Hemsworth that eventually led to the pair’s marriage in 2018 . Cyrus is dating Australian singer Cody Simpson until 2020 after his spouse split in 2019. Now the pop diva is in a relationship with Lily’s drummer Maxx Morando.

Moment of growth: After Cyrus appears naked in Hannah Montana’s ghost to rest “Wrecking Ball” Video, she famously tweaked Robin Thicke in her controversial performance at VMAS in 2013. Then the singer came out as pansexual in 2015.

Life at 30: Earlier this year, she launched the Attention Tour and released her “Attention: Miley Live” album. Next up: Cyrus will return to NBC to host “Millie’s New Year’s Eve” in 2023.In the meantime, she will continue to be a passionate advocate for LGBTQ and homeless youth with her Happy Hippie Foundation.