Simplify the following text for a Grade 4 native English-speaking person.
Original: Bynes was named one of Teen Peoples `` 25 Hottest Stars Under 25 '' in 2006 , and in 2007 , Forbes listed her as the fifth highest paid celebrity under 21 , with earnings of $ 2.5 million .
Simplified: In 2006 , she was named one of Teen People 's `` 25 Hottest Stars Under 25 '' .