By Emily Krauser
1:45 PM PDT, September 15, 2017
Happy Birthday, Axl!

Fergie posted this sweet shot for her son's birthday in August 2017. "Happy 4th bday axl jack!!!" she wrote on Instagram. "I love you -mommy."
North Dakota Bound

Josh excitedly brought Axl to the North Dakota State Fair in July 2017. (The 44-year-old actor grew up in Minot.)
Birthday Serenade

Josh and Axl got their friends and family together to wish Fergie a happy 42nd birthday in song. "HAPPY BIRTHDAY FERGIE FERG!!! Love you madly, JD, Axl and Company," the Transformers star wrote on March 27.
Anniversary Love

There was no sign of trouble when Josh posted this family photo to Instagram to celebrate his and Fergie's 8th wedding anniversary in January 2017. "8 years!! Love you babe," he wrote.
A Very Goofy Christmas

Axl couldn't get enough of his dad hamming it up when the whole family met Santa in December 2016.
London's Calling

Fergie shared a #tbt in September 2016 of her jet-setting family's trip to England.
Go Blue!

The proud parents brought son Axl to his first Los Angeles Dodgers game in August 2016, where Josh had the honor of throwing out the first pitch. The Dodgers are Fergie's home team -- she grew up in Hacienda Heights, a suburb of L.A.
Snow Way!

"Thank u daddy @joshduhamel 4 the snow in cali! (somebody was super happy to have hot cocoa…)," Fergie wrote on Dec. 16.
Top Guns

Fingers crossed that Josh and Axl star in a Top Gun remake! "My son thinks I can actually fly an F16. Let's just go with that for a while..." Josh said of this adorable photo shared from the duo's visit to California's March Air Force Base in April 2016.
Look, Santa!

Josh posted this pic of himself with Axl to Instagram on Christmas Eve and promptly melted our hearts.
Halloween Dreams

Did the Duhamels make for the cutest or scariest Halloween family in 2015? You decide!
Sweet Tooth

"Do I have something on my face?" Josh jokingly captioned an Instagram shot of Axl clearly enjoying his ice cream cone in July 2015.
Mini Maverick

Fergie and Josh celebrated their son's 2nd birthday in style -- '80s style, that is -- recreating Maverick's look from the 1986 classic, Top Gun.
Cousin Collab

The Duhamels helped Axl's cousin, Jagger, celebrate his first birthday in January 2015.
Don't Tell Mom

The Safe Haven star sneakingly dressed up his son in Minnesota Vikings gear in December 2014. "Mom thinks I'm rooting for the Dolphins. Let's let her keep thinking that... #SkolVikings," he joked on Instagram.
Beach Babes

Josh and Axl visited a bikini-clad Fergie while she was filming the music video for her song, "L.A. Love," in November 2014.
Daddy Nose Best

"He's picking out my birthday gift," Josh quipped of his son's nosing around in November 2014.
Smell Ya Later

Axl dressed up like a skunk for Halloween 2014. "First trick or treat!!! Daddy's lil stinker :)," Fergie captioned this precious Instagram post.
Axl's Rap Battle

Axl may be the cutest Wu Tang Clan fan ever! "Had to post this... Axl giving some east coast love. #wutangforever," Fergie wrote in September 2014.
Team USA

The Duhamels cheered on Team USA in the World Cup. "Bring it on Belgium. #letsdothis@joshduhamel #gousa," Fergie wrote on Instagram in June 2014, showing off her and Josh's customized jerseys.
Road Warriors

Axl and Fergie took this precious snap while visiting Josh on set in April 2014. "What happens when daddy goes to set... #roaddogz4life," the "London Bridge" singer wrote on Instagram.
Birthday Wishes

Little Axl got a little help from Dad in wishing his mom a very happy birthday in March 2014.
Date Night

The new parents snagged a selfie during their date night at the Eagles concert at The Forum in Inglewood, California, in January 2014.
Baby's First Christmas

An itty bitty Axl helped Fergie and Josh celebrate their first Christmas as a family of three in 2013.
Father-Son Bonding

The Life As We Know It star spent some quality outdoor time with his newborn son in October 2013.
Meet Axl!

The Duhamels proudly introduced their son to the world via Instagram in September 2013. "Axl Jack Duhamel Day 1
Life is good :)," Josh wrote, adding the telling hashtag, "#paparazziyoucanleaveourhousenow."
Twinsies

Josh helped his wife celebrate her pregnancy by donning a matching mini at the 2013 Kids' Choice Awards.