Singer. Songwriter. American Idol runner-up in 2009. Won a Grammy in 2011. Adam Lambert 30

Actress. She played Roseanne’s daughter Darlene on Roseanne and does play Leslie Winkle on The Big Bang Theory. Sara Gilbert 37

Actress. She played Felicity Shagwell in Austin Powers sequel. Heather Graham 42

One word: Oprah  57