"Betty Boop Boop" is an unreleased song by Lana Del Rey. It was recorded in 2009 and leaked on February 19, 2014. The producer of the song is unknown as it is not registered on BMI, ASCAP, or any other service.
The line "roller coaster, Coca-Cola, crystal methamphetamine" is similar to “I’m shimmering in love on that crystal meth. A Coca-Cola kid, roller coaster child” from "Hawaiian Tropic"