By Nolan Feeney
Here’s how some of your favorite actors and actresses, singers and TV personalities marked the occasion:
Ariana Grande:
Betty White:
Russell Westbrook:
Julianne Hough:
Kate Upton:
Kellan Lutz:
Vanessa Hudgens:
Allison Williams:
Dr. Phil:
Marie Osmond:
The Backstreet Boys:
Andy Cohen:
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Write to Nolan Feeney at nolan.feeney@time.com