I need help on a song title and i need the artist!!

I don't have a lot information so bare with me

Ok I see this video almost everyday on the vh1 soul channel
It usually comes on the show sub soul
He keeps saying "stay" in the chorus
Tank is in the video and akon
the story line is this guy maybe leaving his girl for another girl
I never got to see the beginning of the video but I really like the song i wish i knew who sang it!.!.thanks in advanceWww@Enter-QA@Com

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