Lady Gaga Tops Forbes' 2013 List of Highest Earning US Celebrities Under 30 (SEE FULL LIST)

Lady Gaga made bank in the last one year. She has been listed as the richest celeb under the age of 30 in the US. 

 Forbes calculated their earnings between June 2012 and June 2013. 

Justin Bieber also made the list at number 2.

Bieber now has the highest followers on twitter with 42 million  followers, and Gaga at number 2 with 39 million followers.

See the full Forbes' list below...

1. Lady Gaga (age 27) $80 million
2. Justin Bieber (age 19) $58 million
3. Taylor Swift (age 23) $55 million
4. Calvin Harris (age 29) $46 million
5.Rihanna (age 25) $43 million
6. Katy Perry (age 28) $39 million
7. Jennifer Lawrence (age 22) $26 million
8. Adele (age 25) $25 million
9. Kristen Stewart (age 23) $22 million
10.Taylor Lautner (age 21) $22 million