On Saturday, School of Rock star Jack Black -- who's also one half of the band Tenacious D -- called out Thor himself, Chris Hemsworth, by way of Thor: Ragnarok director Taiki Waititi's Twitter. The playful beef stems from the the use of Led Zeppelin's "Immigrant Song" in the movie. Black sang the classic rock song in School of Rock, and joked that the filmmakers stole the idea for the Marvel film.
"You totally poached our jam," Black says in the video on Waititi's page.
Black then issued a musical throwdown. "This is a challenge. I'm challenging you to a battle. A battle of the jams!" he declares in the video.
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Hemsworth playfully responded via Instagram, admitting that he was "guilty as charged" and also a bit confused by Black's challenge.
"I don't know what