“Putting this here before my mom tells everyone,” Roberts wrote in an Instagram reveal.

It’s an American love story:Emma Robertsand Cody John are engaged!

In her ownInstagram Story post, Cunningham reshared the photo and wrote simply, “Congratulations.”

Emma Roberts and Cody John

Emma Roberts and Cody John.Monica Schipper/Getty

Monica Schipper/Getty

Singer Aly Michalka chimed in to say, “Hahahaha oh man do I relate to this.

Congrats Em!!!”

This will mark the first marriage for both Roberts, 33, and John, 34.

Roberts shares a son, Rhodes, with her ex Garrett Hedlund.

“It’s hard enough to be with someone by yourself, let alone with an audience.”

“I love my sister, but I can’t talk about her.

She doesn’t wanna talk about it,” he said.

I’m not supposed to talk about either of them.

But I do."