March 23, 2015 10:16 PM EDT

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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