Yes, it's a real holiday.
Celebrities Not Wearing Bras: Photos of Braless Stars
Megan Fox Goes Braless in a Tiny White Tank Top and a Diamanté Harness
Celebrities Not Wearing Bras - No Bra Day Celebrities Going Braless
Celebrities Not Wearing Bras - No Bra Day
Celebrities Not Wearing Bras - No Bra Day
Celebs don't support bras in naked new trend
Celebrities Not Wearing Bras - No Bra Day
70 Times Celebrities Went Braless - Yahoo Sports
70 Times Celebrities Went Braless