Examples from the past, Paulette and Barbara (below) are pre- or contemporary (to Bettie) examples, which show a style with arguably less attitude, but are still the 50's style.
Some samples of an iconic hairstyle as worn well from the past and today. Today it is a prime example of what is considered rockabilly and general 50's fashion, which many celebrities take as inspiration for their own ventures.
Beyonce - http://www.listal.com/viewimage/1331775
http://www.listal.com/viewimage/1331776
(In the music videos for Telephone & Why Don't You Love Me)
Kathy Griffin - http://www.listal.com/viewimage/1137467
(for a photoshoot)
Diablo Cody? - http://www.listal.com/viewimage/846615
Nevermind, she won't have her own page. :X