‘Mirror Mirror’ trailer with Lily Collins to debut on Ellen on Tuesday

Mirror Mirror, staring Lily Collins, Julia Roberts and Armie Hammer, is stepping up its game now that Snow White and the Huntsman has debuted a teaser trailer.

The first trailer for the Relativity-produced Snow White flick is set to debut tomorrow on Ellen.

We will post the trailer as soon as it is available.

Mirror Mirror will be released on Mar. 16, 2012.