bubblegum

[buhb-uh l-guhm]

noun

a type of chewing gum that can be blown into large bubbles through the lips.
Slang. light rock-'n'-roll music characterized by simple, repetitive phrasing and lyrics.

Origin of bubblegum

First recorded in 1935–40; bubble + gum¹

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Clean, sober and remarried, Beck was tiring of the bubble-gum Top-40 morning-zoo format.
Glenn Beck's Dark Past
John Avlon
January 22, 2010

1937, from bubble (n.) + gum (n.). Figurative of young teenager tastes or culture from the early 1960s.