Sing! It's a three-for-all!

Just had a few of each of these luscious ladies and I didn't think you'd mind
if I put them all in one post...

Amerie looks sexy in her Loubs,
Ashely looks sultry posing with Vanessa Hudgens,
and Hilary always looks good...

Rihanna vs. Hilary Duff - day 5

And the winner is....

Hilary Duff!

Here's a few more pics of the lovely Ms. Duff to celebrate -

Rihanna vs. Hilary Duff - day 4

Rihanna has a foundation to help terminally ill children - the Believe Foundation.

Hilary Duff is an animal rights enthusiast and a member of "Kids with a Cause".

Rihanna vs. Hilary Duff - day 3

Hilary has a perfume named "With Love... Hilary Duff".

Rihanna has a perfume named "Route 22"

Rihanna vs. Hilary Duff - day 2

Rihanna was born in Barbados and has three Grammies.

Hilary Duff was born in Houston Texas and is engaged to NHL player Mike Comrie.