Walter Waddle
Walter Waddle won a walking wager. Did Walter Waddle win a walking wager? If Walter Waddle won a walking wager, Where's the walking wager Walter Waddle won?
Notice the sounds
Round the lips briefly for /w/, then move into each vowel. Notice the change from won to win in the question.
Words in this expression
Source
Peter Piper's Practical Principles of Plain and Perfect Pronunciation (1836)Public domain in the United States; the pinned source includes the Project Gutenberg license.