BIG NATE IS BLASTING OFF! Nate has a crush on Ruby. But after his scrap with Randy Betancourt makes headlines in the Weekly Bugle, he's got a problem WAY worse than detention! Can Nate bounce back And will the annual Mud Bowl be a blast . . . or a bust Meet BIG NATE, P.S. 38's coolest doodler and definitely NOT the teacher's pet