Planet B (song)

"Planet B" is a song by the Australian heavy metal band King Gizzard & the Lizard Wizard, released as the lead single from their fifteenth studio album, Infest the Rats' Nest (2019). The song is a thrash metal track characterized by its fast tempo, aggressive guitar riffs, and politically charged lyrics.

Lyrically, "Planet B" addresses themes of environmental destruction and the lack of a viable alternative if Earth becomes uninhabitable. The title itself refers to the hypothetical search for another planet to colonize, highlighting the band's skepticism about such a solution. The lyrics paint a bleak picture of ecological collapse and societal decay.

Musically, the song marked a distinct shift for King Gizzard & the Lizard Wizard, who had previously explored a wide range of genres. "Planet B" showcases their foray into thrash metal, influenced by bands like Slayer and Metallica. The song's aggressive energy and heavy instrumentation contrast with some of their earlier, more psychedelic and experimental work.

The song was accompanied by a music video featuring high-energy performance footage and apocalyptic imagery, further reinforcing the song's thematic concerns. "Planet B" was well-received by critics and fans, and is considered a standout track from Infest the Rats' Nest. It has become a popular song in their live performances.