Invincible (song)

"Invincible" is a song performed by Pat Benatar that appears as part of the soundtrack of the 1985 movie The Legend Of Billy Jean.

Empath: The Luckiest Smurf stories
This song appears in the EMPATH: The Luckiest Smurf story "Hefty, The Luckiest Smurf" during scenes where Smurfette undergoes physical training with Hefty.