Dick van Dyke Celebrates 90th Birthday With 'Mary Poppins' Flash Mob at The Grove 

Dick Van Dyke Celebrates 90th Birthday With 'Mary Poppins' Flash Mob at The Grove

"I am very grateful that at 90 years old, I can still go out and play."

Dick Van Dyke enjoyed a "supercalifragilisticexpialidocious" 90th birthday, complete with a

The actor took over the mall's plaza on Saturday (with a few Bert-like chimney sweeps) to sing a few tunes from the beloved 1964 film, including "Step in Time," "Chim Chim Cher-ee," "Jolly Holiday," "Supercalifragilisticexpialidocious" and "Let's Go Fly a Kite."

The crowd then sang "Happy Birthday" to the actor.

Van Dyke shared the video on Facebook on Sunday with a short, heartfelt note: "I am very grateful that at 90 years old, I can still go out and play."

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