Benji Madden really likes telling Instagram how much he loves his wife.

Well, well, well.

Who would’ve thought old mate Benji Madden will turn out quite the Instagram charmer?

The former Good Charlotte member and singer of lines like “Girls don’t like boys, girls like cars and money” seems to have grown the slightest bit more articulate with age, and a little more forgiving of the opposite sex.

The Voice Australia judge has taken to Instagram to profess his love and pride for wife Cameron Diaz, who has just released the cover of her new book.

“I couldn’t be more proud of my bad ass wife,” he captioned a photo of the cover of her upcoming book, The Longevity Book. “She wakes up everyday on a mission to try and make the world a better place. I’m always amazed by the courage, strength and vulnerability she shows, relentlessly encouraging other women to love themselves. It has been amazing to get to watch her journey with her new book! #theLongevityBook #April5th @thebodybook @camerondiaz #lovemywife.”

It’s not the first time Madden has suffocated  blessed his followers with public declarations of love for his new wife. In August he told the world: “I’m the luckiest guy alive — I get to spend the rest of my life right here. I love this Woman!! Many more Baby!!”

The pair have recently celebrated their first wedding anniversary, with the honeymoon period looking like it ain’t fading any time soon.