15 Celebrities Who Must Have Some Age Defying Secrets Celebrity, Sexy Gwen Stefani You could tell that there was something special about Gwen from when she released “Hollaback Girl” back in 2005. Her transition from funky pop star to an alluring sex icon has certainly left some jaws on the floor. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15