Zounds! Spaceman Spiff, Stupendous Man, the ferocious tiger Hobbes, and the rest of Calvin's riotous imagination are all included in <I>The Days Are Just Packed</i>. Calvin, the irrepressible pint-sized tyrant, is always bursting with energy. And the volume's oversized 12-by-9 inch format provides Calvin's outrageous fantasies room to explode. Dozens of Sunday strips are lavishly reproduced in color for <I>The Days Are Just Packed</i>, along with Calvin's amusing weekday adventures.