"Telephone" is a song by American singer Lady Gaga from her third extended play (EP), The Fame Monster (2009)—the reissue of her debut studio album, The Fame (2008). Featuring American singer Beyoncé, it was released as the EP's second single on January 26, 2010. Gaga and Rodney Jerkins wrote and produced "Telephone", with additional songwriting by LaShawn Daniels, Lazonate Franklin and Beyoncé. G... Wikipedia