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Downward Slope - Birthday Card

Derek Blasberg

Send a funny mathematical birthday card to any friend or loved one! This line graph design from Derek Blasberg features a "The Good News: This is The Youngest You'll Ever Be Again" message and a fully customizable birthday note at the bottom of the card. Perfect for the math whiz in your life!


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Customize everything from your card to the email your recipients open with colors, logos, and text boxes.

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Add a Photo Gallery or Video Block to share more fun moments with your loved ones.

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Easily add recipients from your address book or upload them in seconds.

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Send via email, text message, or shareable link instantly, or schedule ahead of time.

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No more return-to-sender: Track deliverability and opens instantly.