18 Celebs Pose with the Prez: Who Took the Best Photo?

Bethany Mota, Hank Green and GloZell Green recently interviewed President Barack Obama in a very special social media event featuring the world's biggest YouTubers. It all concluded with one of the most epic selfies the world has ever seen.YouTube stars GloZell Green, Hank Green and Bethany Mota pose for a selfie with the president after meeting him

(via Instagram)

But they aren't the only stars we love who've had the pleasure of meeting the president. We've compiled photos of some of our all-time favorite pics with the prez!

Katy Perry is all smiles posing with Mr. Obama and her adorable grandmother

Katy Perry meets President Barack Obama with her grandmother, Ann

(via The Hot Hits)

Olympic gold medal gymnast McKayla Maroney and the president show off their "not impressed" faces in front of the camera

Olympic gold medal-winning gymnast McKayla Maroney and President Barack Obama make "not impressed" faces

(via PopSugar)

Fifth Harmony joined Santa Claus, the president and more for a super festive performance of "Jingle Bells" in December

Fifth Harmony sings Jingle Bells with Santa Claus, President Barack Obama and others

(via WhiteHouse.gov)

Bill Nye and Neil DeGrasse Tyson have helped so many of us realize just how cool and important science is. The president seems really pleased to pose for a photo with them

Scientists Bill Nye and Neil DeGrasse Tyson pose for a fabulous selfie with President Barack Obama

(via Wikipedia)

Demi Lovato gets into the holiday spirit with Michelle and Barack Obama

Singer Demi Lovato stands smiling between President Barack Obama and the First Lady, Michelle

(via OceanUp)

Glee's Dianna Agron was among the Hollywood stars who got the chance to speak privately with the president about politics back in 2012

Glee's Dianna Agron smiles next to President Barack Obama

(via Facebook)

Victoria Justice, Jennifer Hudson and Justin Bieber sang "Hark! The Herald Angels Sing" with President Obama and his daughter, Malia

President Barack Obama and his daughter Malia stand onstage with Jennifer Hudson, Victoria Justice and Justin Bieber before singing Hark! The Herald Angels Sing

(via Boston.com)

Beyoncé impresses the crowd singing The Star Spangled Banner while the president stands behind her with his hand on his heart

Beyoncé belts out the Star Spangled Banner while President Barack Obama stands behind her with his hand on his heart

(via The Daily Mail)

Which of these pics is your fav? Let us know in the comments below and share your own selfies and favorite photos with us at Sweety High.