Music megastar Lady Gaga has become the first Twitter user to reach 30 million followers on the network, passing the total late yesterday (Wednesday, October 3rd).

Gaga was also the first Twitter user to reach 10, 15 20 and 25 million followers, and accumulated her latest million, whom she refers to as her Little Monsters, in 31 days.

All-told, it took Gaga 125 days to move from 25 to 30 million followers.

Gaga faces increased competition from Justin Bieber for Twitter’s most-followed crown, with Bieber closing the gap from about 2.5 million followers to less than 1.5 million in the last five months.

At the time of writing, Twitter’s 20 most-popular profiles are:

1. Lady Gaga (@ladygaga, 30,014,947 followers)
2. Justin Bieber (@justinbieber, 28,593,041)
3. Katy Perry (@katyperry, 27,351,033)
4. Rihanna (@rihanna, 26,113,385)
5. Britney Spears (@britneyspears, 20,853,323)
6. Barack Obama (@barackobama, 20,500,381)
7. Taylor Swift (@taylorswift13, 19,249,024)
8. Shakira (@shakira, 18,305,605)
9. YouTube (@YouTube, 17,630,863)
10. Kim Kardashian (@kimkardashian, 16,271,146)
11. Nicki Minaj (@nickiminaj, 14,542,387)
12. Oprah Winfrey (@Oprah, 14,137,241)
13. Justin Timberlake (@jtimberlake, 14,041,983)
14. Ellen Degeneres (@theellenshow, 13,836,954)
15. Twitter (@twitter, 13,682,390)
16. Cristiano Ronaldo (@Cristiano, 13,570,144)
17. Kaka (@kaka, 12,982,767)
18. Selena Gomez (@selenagomez, 12,761,095)
19. Ashton Kutcher (@aplusk, 12,594,667)
20. Eminem (@eminem, 12,400,314)

(Chart credit: Twitter Counter.)