Improve formality in the given text:
1.shakira 2.gwen stefani 3.rhinna 4.tahlia 5.christina aguilera 6.britney spears 7.destiny child 8.mariah carey 9.alicia keys 10.paulina rubio
Here's a list: Shakira, Gwen Stefani, Rihanna, Tahlia, Christina Aguilera, Britney Spears, Destiny's Child, Mariah Carey, Alicia Keys, and Paulina Rubio.