Forbes' 2013 list of Highest under 30 earning US celebrities

Despite hip surgery that forced the cancellation of part of her tour, Lady Gaga still earned an estimated $80 million in the past year, propelling her to the top of Forbes list of highest earning celebrities under 30 years old.This is what they earned between June 2012 and June 2013. See the top 10 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 
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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