Ben even paired his photos with a pun-filled caption that referenced their matching star-spangled shorts and exposed legs.

“Happy 4th of Ju-thigh!!

Enjoy the thigh-er works,” the HGTV star wrote.

Split image of Ben Napier and Chris Sullivan

The duo even installed a built-in trailer hook-up to make it easily transported.

“We laughed so much that our faces were hurting by noon of day one.

Dad jokes were flying, seltzer waters were flowing, and saw dust was falling.”

Chris Sullivan visits Build Series in 2019

As the video returned to the Sullivans, Chris put in his two cents.

“So, which is which?”

What else says brotherly love like these traditionally macho hobbies?

Ben and Erin Napier visit Build Series in 2019