1. Pucker your lips. Pretend like you're about to give a kiss, and make your lips into a puckered shape. The opening in your lips should be small and circular ... 2. Curl your tongue slightly. Curl the edges of your tongue slightly upward. As you begin whistling, you'll change the shape of your tongue to produce ... 3. Begin blowing air over your tongue and through your lips. Blow gently, slightly altering the shape of your lips and the curve of your tongue until you're ...
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