Maude Apatow isn’t the little girl from ‘Knocked Up’ anymore

Nine years ago, an adorable 8-year-old Maude and her younger sister Iris walked the “Knocked Up” red carpet in adorable matching outfits. In the movie, they played the daughters of Pete (played by Paul Rudd) and Debbie (played by their IRL mom, Leslie Mann). (Photo by Kevin Winter/Getty Images)

Maude and Iris with their stunning mom on the red carpet for “Funny People.” (Photo by Kevin Winter/Getty Images)

The girls with their dad at the premiere of “The Fantastic Mr. Fox.” (Photo by Kevin Winter/Getty Images for AFI)

In 2012, a 13-year-old Maude attended the Broadcast Television Journalists Association Second Annual Critics’ Choice Awards on the arm of her dad. (Photo by Kevin Winter/Getty Images for Critics Choice)

The whole family at the “ParaNorman” premiere. (Photo by Alberto E. Rodriguez/Getty Images)

We can definitely see the resemblance! (Photo by Jason Merritt/Getty Images)

Alongside Lena Dunham (Maude’s dad, Judd, is the executive producer of Dunham’s HBO show “Girls” – and Maude even guest starred in a few episodes in 2015) and Aubrey Plaza at the premiere of “Knocked Up” sequel “This Is 40.” (Photo by Kevin Winter/Getty Images)

With her dad and sister at the Kids’ Choice Awards. (Photo by Frazer Harrison/Getty Images)

Looking stylish in a leather mini skirt while attending the “Star Trek Into Darkness” premiere with her dad and sister (and one super excited friend). (Photo by Jason Kempin/Getty Images)

Looking cool in a denim jacket at a Teen Vogue event. (Photo by Jason Kempin/Getty Images for Teen Vogue)

In a fun and colourful look for the Teen Vogue Young Hollywood Party. (Photo by Tommaso Boddi/Getty Images)

With her family and a couple of friends to celebrate her mom’s birthday at Cirque du Soleil. (Photo by Bryan Steffy/Getty Images for Cirque Du Soleil)

At the 2014 MTV Movie Awards. Also, can we talk about how cute Iris’s pink on pink outfit is? (Photo by Michael Buckner/Getty Images)

Looking chic in all black for the premiere of her mom’s movie, “The Other Woman.” (Photo by Kevin Winter/Getty Images)

In a little black dress for the 2014 Teen Vogue Young Hollywood Party. (Photo by Michael Buckner/Getty Images for Teen Vogue)

Rocking a normcore look at a Paleyfest “Girls” panel. (Photo by Frazer Harrison/Getty Images)

Florals for the whole family (well, except for Judd) at the “Trainwreck” premiere. (Photo by Dimitrios Kambouris/Getty Images)

Attending a brunch with the family last October, a couple months before turning 17. (Photo by Alberto E. Rodriguez/Getty Images)

During this year’s Sundance Film Festival, Maude looked totally grown up while promoting her upcoming film, “Other People.” (Photo by Jason Merritt/Getty Images for Sundance Film Festival])

Plus, she brought her dad as her date for the festival! Aww. (Photo by Jason Merritt/Getty Images)