Just a few days after celebrating Blue Ivy's third birthday, Beyonce's latest Instagram update kinda feels like an unofficial announcement that she's pregnant with her and Jay Z's second baby. The photo (though it has no caption) shows Bey covered in sand, emphasizing a pretty noticeable bump. 

A photo posted by Beyoncé (@beyonce) on

Not jumping to any conclusions, but it doesn't seem out of the question that Blue's little sister or brother might be a reality. (Plus, with her gift for perfect timing, doesn't it seem like a quintessentially Beyonce move to announce Baby #2 right after celebrating Blue Ivy's birthday?) At least, Twitter seems to think so: