Natural or Not?

Check out the bare faces of some of Hollywood's most beautiful ladies and see who passes the makeup-free test. By Lucy Maher

Jennifer Lopez

Is it the makeup, or the mood? Jennifer Lopez looks none-too-pleased on her way to the gym (in L.A. in September). But a bright smile – plus sparkling eye shadow and glossy lips – does wonders for her (at the Nickelodeon Kids' Choice Awards in April).