Funny: Schlock Mercenary

It may be a space opera, but there's still plenty to laugh about here (examples sorted by date; spoilers unmarked):

Book 2: The Teraport Wars

Book 3: Under New Management

Book 6: Resident Mad Scientist

Book 7: Emperor Pius Dei

Book 8: The Sharp End of the Stick

Book 9: The Body Politic

Book 10: The Longshoreman of the Apocalypse

Book 11: Massively Parallel

Book 12: Force Multiplication

Book 13: Random Access Memorabilia

Book 14: Broken Wind

Book 15: Delegates and Delegation