"New" - THE KNACK - My Sharona - "Backing Track At Soundback"

http://www.soundback.co.uk/ will be featuring a backing track each day. Today's song and featured backing track is " My Sharona" by "The Knack"

http://www.soundback.co.uk/THE-KNACK-backing-tracks/My-Sharona/1864.php

There was a film called the Knack, can you tell me what year it was released?

Answer on a blog post.