Yesterday, "Page Six" started the latest round of "Is Beyoncé pregnant?" rumors with an unsourced report claiming that, yes, she is. Today comes word that Beyoncé had to cancel a concert in Belgium because of "dehydration and exhaustion." If you are currently scratching your chin and thinking, Hmmm, that sounds like code for "pregnant," then you are not alone! The Beyoncébaby 2 Watch is on.