"This is what happens when you force your bestie to do a video after I finished coloring her hair and she has NO make up on, but still manage to bully her into it," he captioned the video, which featured Bündchen playing with her tresses and sticking out her tongue. "Who needs make up @gisele you're a legend! Grateful to be your colorist for 15 years."
Saying goodbye to the catwalk isn't the only milestone she's celebrating, however. Last February marked seven years of marriage for Bündchen and Brady, who could't stop gushing over their love for each other on their special day.