Upon taking a listen to Fergie's cover of Heart's "Barracuda" for Shrek the Third (which opens this Friday, May 18, by the way), I'm a little perplexed. Fergie definitely rocks out, but the song sounds completely the same as the original "Barracuda," so I wonder why they didn't just use that one? You can hear both versions of the song to compare for yourself, so
Here's Fergie's version for Shrek the Third:
Here's the original, by Heart:
Side note: Might I point out the startling physical similarities, too, between Fergie and Shrek? Okay, I'm done.