He worked with Lady Gaga on the following song(s): Songs from The Fame Monster (2009): * "Telephone" Songs currently unreleased: * "Animal" (2008) * "Out of Control" (2008) * "Reloaded" (2008) (featured artist) * "SuperStar" (2008) (featured artist) * "Weather Man" (2008) Songs written for other artists: * "Weather Girl" (Mario - 2008)