1. Rihanna at the 1st Annual Diamond Ball

Rihanna hosted her 1st Annual Diamond Ball last night in Los Angeles last night and the star-studded event brought out the best of Hollywood. The lavish event benefited her charity, The Clara Lionel Foundation, which helps to improve the lives of communities across the world through music, education and arts. Scroll through this gallery for pics from the stellar night.

2. Rihanna, Rorrey Fenty, Rajad R Fenty, Lionel Braithwaite, Rihanna & Monica Braithwaite

What a lovely family.

3. Rihanna

From top to bottom, Rihanna slayed this look.

4. Rihanna

Rihanna poses with her mother & grandfather.

5. Kim Kardashian

Kim usually slays the red carpet. Here? Not so much. What do you think beauties?

6. Kim Kardashian & Kris Jenner

If Kim is out, you can bet Kris Jenner is not too far behind. What a hot duo.

7. Adrienne Bailon

Adrienne Bailon was also there…wonder if she ran into Kim.

8. Tia Mowry-Hardrict

“Instant Mom” star Tia Mowry-Hardrict looked beautiful in all black.

9. Fabolous

Rapper Fabolous showed his support at the Diamond Ball.

10. Big Sean

Big Sean performed at the show. Hmmm…Where was Ariana?

11. Lewis Hamilton

Racing Driver Lewis Hamilton looked pretty dapper.

12. Salma Hayek

48 years old looks good on Salma Hayek.

13. Rihanna

More photos of Rihanna slaying.

14. Queen Rihanna

…and again.

15. Rihanna & Friends

Rihanna and her bestie Melissa Forde and Rorrey Fenty.

16. Rihanna & Rorrey Fenty

Yasss Ponytail!

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