The Love Bug brought to the United States, Walt suggested a different car story for him, which was "Car, Boy, Girl", a story written in 1961 by Gordon Buford. "Car, Boy, Girl;" "The Magic Volksy;" "The Runaway Wagen;" "Beetlebomb;" "Wonderbeetle;" "Bugboom" and "Thunderbug" were among the original development titles considered for the film before the title was finalized as "The Love Bug." Herbie competes in the Monterey Grand Prix, which, except for 1963, was not a sports car race. The actual sports car race held at Monterey was the Monterey Sports Car Championships. Peter Thorndyke's yellow "Special" is actually a 1965 Apollo GT,
What Love Is Made Of extremely positive about "What Love Is Made Of", describing it as "darker than anything" from "On a Mission", while calling it "slinky". The reviewer went on to commend the "irresistibly pouty" chorus. Pitchfork Media's Katherine St. Asaph commented that, in the song, the singer "sound[ed] completely enthralled, by either her lover or the music" and complimented her voice, noting that it seemed "ten times bigger than before". Jordan Sargent of "Spin" magazine called the track "exuberant" and highlighted Katy's vocal performance, which he deemed "typically fantastic", while the team from pop music website Popjustice gave "What Love Is Made Of"