The Love Bug all the future scenes when Jim is braking. The second instance is on the ignition key, when Jim tries to shut down the braking Herbie. The later sequels produced, however, do promote the Volkswagen name (as sales of the Beetle were down when the sequels were produced). The VW "Wolfsburg" castle emblem on the steering wheel hub is also seen throughout the car's interior shots. Within the script, the car was only ever referred to as "Herbie", "the small car" or "the Bug"—the latter, although a common nickname for the Beetle, was not trademarked by Volkswagen at the time of
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"