This is the list of Twitter’s ten most retweeted tweets of all time. And I did not forget Justin Bieber. As you see below, one of his tweets has 120k RTs and this tweet is the winner of "most retweeted tweet of all time".

1. Justin Bieber (200K+)

2. T.J. Lang (98K+)

3. Floyd Mayweather (89K+)

4. Kim Kardashian (68K+)

5. Barack Obama (61K+)

6. Lady Gaga (34K+)

7. Katy Perry (33K+)

8. Selena Gomez (32K+)

9. Rihanna (29K+)

10. Taylor Swift (25K+)