1. Justin Bieber
Canadian, Justin Bieber is a Singer and song writer
2. Ariana Grande
Ariana Grande is an American Actress, Singer, and Song Writer. You may have seen her in Nickelodeon's, "Victorious" and "Sam & Cat".
3. Taylor Swift
Ms. Taylor Swift is a singer, song writer, voice actor, movie actress, and much more.
4. Barack Obama
President from January 20, 2009 - January 20, 2017
5. Selena Gomez
Selena Gomez is a Singer and an Actress on Disney Channel.