When one child has chickenpox, chances are his siblings will get them, too! The illness can spread easily  when the infected kiddo does everyday things like cough, sneeze, or share a sip of a drink or a bite of a sandwich. Imagine what it's like when chickenpox enters the Duggar home! In tonight's episode of 19 Kids and Counting , Jim Bob and Michelle find their family covered in spots and have to keep the youngsters away from baby Josie . Have your tots had chickenpox?