Cos DS's are HUUUUUUUUUUUUUUUUUUGE.
Like two red marbles. Is this normal? Tonsils are supposed to go up and down aren't they, to, erm, catch all the nasties on their way past (apologies for somewhat simplistic medical interpretation )
Can't say I've really noticed before whether they were this big or not at any other point. But he yawned earlier and they were so noticeable I thought Jeeeesus.