Beyonce maternity style stirs up fan theories on twins' gender

Beyonce donned a skintight indigo gown on Instagram, showing off her growing baby bump. Instantly, fans flocked to guess the gender of the star's twins based on her dress. And the color of the dress isn't even agreed on among fans... Some fans believe the blue dress symbolizes a "boy" while others think the color is a coded message playing off the name Blue Ivy.