Bindi Irwin Rings in 21st Birthday at Australia Zoo!

Bindi Irwin is celebrating her big day at the Australia Zoo on Tuesday afternoon (July 23) in Beerwah, Australia.

The 21-year-old Dancing with the Stars winner was joined by boyfriend Chandler Powell along with mom Terri and brother Robert as she celebrated her birthday with a day at the zoo.

PHOTOS: Check out the latest pics of Bindi Irwin

The day before, Chandler took to Instagram to share a cute photo of he and Bindi in honor of her birthday.

“Beautiful Bee, I love you so much. You’re my best friend and whole world. I can’t wait to celebrate your birthday tomorrow at #AustraliaZoo ❤️ Here’s to another year and beyond of life changing adventures together,” Chandler captioned the post.