Panama disease the Cavendish was then thought to be immune, but was immune only to the strain of the fungus that destroyed the Gros Michel. The version that annihilated the Gros Michel was found in only the Western Hemisphere, but the version found in Malaysian soil was different, and the Cavendish is susceptible to it. It killed and spread faster, inspiring more panic than its earlier counterpart in Panama. The newly discovered strain of "F. oxysporum" was named "tropical race 4 (TR4)". The resulting worldwide collapse in the banana trade is said to have inspired the song "Yes! We Have No Bananas".
Cream of the Crop Motown chief Berry Gordy appended the Supremes billing to the single so as to create more publicity for Ross' exit from the group. Another selection of note is "The Young Folks" the charting b-side of "No Matter What Sign You Are" from "Let the Sunshine In", later covered by The Jackson 5. "Cream of the Crop" also includes covers of songs by The Beatles ("Hey Jude") and Bob Dylan ("Blowin' in the Wind", also covered by Stevie Wonder). Since another Ross-led Supremes single or album had not been planned, "Cream of the Crop" was made up mostly of vaulted material.