Possible Clues:

• 'Excited, flustered or rushed (6)'
• Frantic, busy
• 'Rushed, madly busy (6)'
• Fellow caught one short of a century, agitated
• In a frenzy, check it out, with no end of work
• Exciting, and confusing perhaps
• With feverish activity
• Feverishly busy
• Feverish -- somewhere ultimately between hot and cold -- with compulsive twitching
• Rushed Hague case in charge of holding court