The pop star is currently busy training for her debut on the reality TV contest, which sees celebrities perform ballroom dances.
But she nearly threw her debut into jeopardy after slicing open Hough's face with a swift kick to the head, which narrowly missed his right eye.
Hough is now nursing a laceration next to his eye, but the couple is expected to compete as scheduled when the show kicks off on March 22.
(c) 2010 WORLD ENTERTAINMENT NEWS NETWORK LTD. All global rights reserved. No unauthorized copying or re-distributing permitted.