The #BringBackOurGirls social media campaign that First Lady Michelle Obama embraced on Wednesday night has caught on among celebrities, who’ve taken to their personal accounts to spread awareness for the 200 kidnapped Nigerian schoolgirls.

#BringBackOurGirls Campaign

“Our prayers are with the missing Nigerian girls and their families. It's time to #BringBackOurGirls. –mo,” Obama captioned her photo, which she shared on her Twitter and Instagram pages.

Reese Witherspoon captioned her Instagram picture,“Sending prayers to Nigerian families who are missing their daughters. It's time to #bringbackourgirls.”

Actors Sean Penn, Ashton Kutcher and Bradley Cooper and musician Justin Timberlake all posed with signs that read, “Real men don’t buy girls” – another phrase that’s become a part of the movement.

Anne Hathaway and her husband Adam Shulman attended an LA rally. At one point, the Oscar-winning actress took her turn on a megaphone.

British model and actress Cara Delevingne mimicked the First Lady’s pose on Instagram, captioning the snap, “Everyone help and raise awareness #regram #repostor make your own! Let's @bringbackourgirls#bringbackourgirls”

Iman wrote, “Let's not forget them! Pls repost #bringbackourgirls” on her Instagram photo.

Red Hot Chilli Peppers' frontman Anthony Kiedis took to Twitter to share a picture of himself holding up a sign that read, “#BringBackOurGirls.”

Actress Sanaa Latham hoped to inspire awareness among her fans and followers as well.