You're never too old for a trip to Disney World, but when in Orlando, you can also hit up The Wizarding World of Harry Potter in Universal Studios. Noami Osaka geeked out on everything Harry Potter in Diagon Alley with Kristie Ahn and her older sister Mari Osaka.

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"I spent the whole day trying to figure out which house I would be between Gryffindor or Slytherin," Osaka wrote.

The trio looked like they had a blast, despite the exhaustion of spending all day at an amusement park.

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The 21-year-old is Japanese by birth but spent most of her life training in Florida. She was the recent star of a training video filmed at the Evert Tennis Academy in Boca Raton:

Osaka deserved to celebrate her 2018 season with plenty of fun in her backyard after winning both Indian Wells and the US Open.