When we last caught up with the Hillywood Sisters, it was all Twilight.
Now, they've made noise with Dr. Who and Rocky Horror mashup.
"We've been requested to do Dr. Who for a really long time and I just took the time to dedicate to re-watch everything and reinstall everything in my mind," they told us. "One night i thought what could we do?... and that's when I decided to incorporate time traveling."