The lead vocalist of 4 Non Blondes, Linda Perry, also wrote this hits:

"Beautiful" by Christina Aguilera
"Get the Party Started" by Pink
"Hurt" by Christina Aguilera
"What You Waiting For?" by Gwen Stefani
"Superwoman" by Alicia Keys
"I'm Just a Girl" by No Doubt
"Lonely Girl" by Pink
"Candyman" by Christina Aguilera
"Love Song" by Sara Bareilles
"Stupid Girls" by Pink