NPR logo Unintentional Hilarity: Britney, This Is Your Life

Unintentional Hilarity: Britney, This Is Your Life

Britney Spears performing this morning -- 2008 -- on 'Good Morning America." Source: Bryan Bedder/Getty Images hide caption

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Source: Bryan Bedder/Getty Images

Britney Spears performing back in 2001. Source: Gabe Palacio/Getty Images hide caption

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Source: Gabe Palacio/Getty Images

Definition of insanity, via Einstein. (Yes, I'm quoting Einstein in a post about Britney Spears.) "The definition of insanity is doing the same thing over and over again and expecting different results."