It is a song by Ilya, Called Bellisimo.
Heres their web link
Ahem, sorry to say, sounds nothing like Diana Krall :)
> >i want to know who singing "I believe in love" on the new Revlon commercials. It sounds like Diane Krall, others say it's Nina Simone. Who? Who? Who???.>
> > > > Does anyone know the song from Revlon's ColorStay Overtime Commercial (featuring Halle Berry?) It's a remix of "Night and Day" by Ella Fitzgerald, and I wondering if anyone might know anymore details.
> > > > Hope you can help, thnx in advance!
> > >
> > > Oops, on second thought...
> > > I don't think clips from the Kay Starr "I've got My Love to Keep Me Warm" remix were actually used in the Colorstay commercial, but it is very similar in feel and if you liked the Night & Day remix you would like this. I'm sure you can find audio samples out there & see for yourself.
> > >