Miley Cyrus and Lindsay Lohan are going toe-to-toe in a battle to voice Dorothy in John Boorman’s upcoming CG-animated update of the 1939 motion picture classic The Wizard of Oz, ZackTaylor.ca is reporting. Boorman’s The Wonderful Wizard of Oz is scheduled for a summer 2010 release and will deviate greatly from the signature song-and-dance slant featured in the original Oz.