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HOUSTON, TX - FEBRUARY 05:  Lady Gaga performs during the Pepsi Zero Sugar Super Bowl 51 Halftime Show at NRG Stadium on February 5, 2017 in Houston, Texas.  (Photo by Ronald Martinez/Getty Images)
HOUSTON, TX - FEBRUARY 05:  Lady Gaga performs during the Pepsi Zero Sugar Super Bowl 51 Halftime Show at NRG Stadium on February 5, 2017 in Houston, Texas.  (Photo by Ronald Martinez/Getty Images)

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    Lady Gaga talks to Prince William about PTSD

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Lady Gaga talks to Prince William about PTSD

In a new FaceTime interview with Britain's Prince William for his Heads Together campaign, Lady Gaga discusses living with Post Traumatic Stress Disorder.

Lady Gaga talks to Prince William about PTSD

In a new FaceTime interview with Britain's Prince William for his Heads Together campaign, Lady Gaga discusses living with Post Traumatic Stress Disorder.