LOS ANGELES, CA  [Friday Jul.29.2005]  /RedBoxCode.com/ -- Gwen Stefani is back in the studio.

MTV.com reports that last week the singer recorded some tracks with Pharell Williams for the follow-up to "Love. Angel. Music. Baby." And this week, Gwen is working with No Doubt cohort Tony Kanal.

Gwen and Kanal have already written a new song for the album called "Fluorescent Lights," according to Stefani's label rep.

No official release date has been set yet for Stefani's next solo album.

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