"Rooby rax?"<br/><br/>Scooby's tail wagged even harder, and he gave each of the letters a good snort, carefully avoiding Velma's hands as she also investigated them.<br/><br/>"Ruh-roh."  He gave another one a good sniff.  "Ramel rigarrettes."  Then again.  "Rewsrakker...Rorts rection."  And whipped his head away from the desk just in the nick of time to prevent his sneeze from disturbing the evidence.<br/><br/>"Roroln.  Rearry<em>rearry</em>rad roroln."