1. The Ellen at the Oscars selfie.
2. The happy camel selfie.
This impossibly stoked camel was snapped by Egyptian photographer Hossam Atef Farouk.
3. The Queen Elizabeth II photobomb:
Ahhh The Queen photo-bombed our selfie!! 😄 👑 #royalty #sheevensmiled #amazing #Glasgow2014 @Hockeyroos @AusComGames
4. The Glenn Greenwald/Ed Snowden selfie.
5. The Katy Perry/Joe Biden selfie.
6. ...and the selfie Joe Biden took with this guy.
7. The lemur selfie.
8. The brunch with Taylor and Lorde selfie.
9. The incredible plane crash selfie.
10. The Oprah and Idris Elba selfie.
My first selfie. Love @idriselba! #imageawards
11. This dog selfie.
12. The allegedly photoshopped Kim Kardashian butt selfie.
13. The #elfie.
World's first "elfie"? This is what happened when a zoo elephant found a visitor's phone http://t.co/TnYPK2Cv2z
15. The controversial Auschwitz selfie.
16. The Jimmy Kimmel with the Clintons selfie.
Today @CGIU MT @jimmykimmel: @TheEllenShow- 3 Clintons & a Kimmel @BillClinton @ChelseaClinton #selfie
17. ...and the Demi Lovato/Bill Clinton selfie.
Too excited to filter this... NO BIG DEAL - #Selfieswiththeprez.... @billclinton - so nice to meet you!!!!
18. NASA's global selfie.
For Earth Day 2014, NASA collected almost 37,000 selfies from people around the world and combined them for this awesome interactive selfie map.
19. The Beyoncé side-eye selfie.
20. The Nye-l deGrasse Tysobama selfie.
21. The Thelma & Louise 23 years later selfie.
Inventors of the #selfie at it again. #ThelmaAndLouise
22. The running with the bulls selfie.
23. The Nicki Minaj no-makeup selfie.
24. The Paul McCartney/Warren Buffett selfie
25. And Colin Powell's original 60-years-ago selfie.
The coolest #TBT.

