What happen to Laura Marano on the show called,"Back to You"?!

Laura Marano as a regular cast member on the FOX game show, Are You Smarter Than a 5th Grader!? and played the role of Gracie Carr on FOX's sitcom Back to You!. On the 04-16 episode called "The Wall of Fame" she is replace with another actress!. I was just wondering what happen to her did she get fired or something!?Www@Enter-QA@Com

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