Hi ettapat & welcome to AB!
It's always best to post the full clue, number of letters & any you've placed, so that people without the puzzle can more readily help you - the following links should be useful :-))
http://www.theanswerb...r-crossword-question/
http://www.theanswerb...d-puzzles-guidelines/
That said -
7d Lassie, my knee's broken by TV presenter (7,5)
Melanie Sykes - anag 'Lassie my knee'