Lady Gaga wears gun bra during Vancouver concert [VIDEO] - UPI

Review: Lady Gaga comes on strong at Staples Center - Los Angeles Times

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Lady Gaga's Gun Bra Sparks Outrage

Lady Gaga performs in assault-rifle bra with plastic guns just a month after Sandy Hook shooting

Gaga wore this plastic machine gun bra when she kicked off her tour in Vancouver in January 2013.

Lady Gaga performs in assault-rifle bra with plastic guns just a month after Sandy Hook shooting

Lady Gaga with Semi Precious Weapons (Official)

Lady Gaga wears gun bra in concert -- PHOTO

Lady Gaga sparks outrage with gun bra in Vancouver concerts (with photos)