Vertebrates Rule!

Earliest known poster for Vertebrates Rule.

Vertebrates Rule is a song by Jest on a Candid I about a mouse riding a lobster to a lobster pot for Christmas dinner.

Transcript

Mush, invertebrate! Mush!
Until, at last, fatigued and hungry, we arrive at the cookpot, already boiling with anticipation.

"Jest on a Candid I" = "Jane's Addiction"

"Talking Duality Blues" is a traditional quantum folk song about wave-particle dualism.