Open this please. who sings this?!

Question:

Open this please. who sings this?

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who sing in this video?
http://www.youtube.com/watch?v=rnjotbhar...

Additional Details

21 hours ago
it should be easy for you to know. i tried to remember it. easy 2 pts.

Answers: 21 hours ago
it should be easy for you to know. i tried to remember it. easy 2 pts. Me and U remix. By Cassie. I love that song but I like the original version better. CASSIE

"Me & U (Remix)"
(feat. Ray J)

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