稳实

稳 = 急 + 禾 : Willy Walrus (w) urgently (急) has to go to the bathroom, but his task is to guard the royal cereals (禾) in the encampment ((e)n3) so he stays steadily (稳) where he is.

实 = 头 + 宀 : Sherlock Holmes welcomes professor Skull just inside the entrance of the space station. Professor Skull has not a complete head but only a skull, and a solid understanding of solid state physics. She really is an honest person and still wears her graduation cap.