Julianne Hough auditioned for a role in The Adventures of Sharkboy and Lavagirl .
Julianne Hough had auditioned for the film with Lautner , and said it came down to her and another girl who was also auditioning ; however , Hough began production on Hannah Montana.  The Adventures of Sharkboy and Lavagirl received a 20 % rating on Rotten Tomatoes and the consensus : `` The decision to turn this kiddie fantasy into a 3-D film was a miscalculation . ''
The Adventures of Sharkboy and Lavagirl in 3-D