| 1 | HappyComposed By, Lyrics By – Casey Barth, Julia Michaels, Justin Tranter, Riley KnappGuitar – Riley Knapp pka RKCBMixed By – Spike StentMixed By [Assistant] – Michael FreemanProducer – Ian KirkpatrickProducer, Backing Vocals – Casey Barth pka RKCB, Riley Knapp pka RKCBStrings, Bass – Casey Barth pka RKCB | 3:11 |
| 2 | AppleComposed By, Lyrics By – Julia MichaelsEngineer [Asst. Recording Engineer] – Matt TuggleKeyboards – Ian KirkpatrickMixed By – Spike StentMixed By [Assistant] – Michael FreemanProducer [Vocal] – Benjamin RiceProducer, Programmed By – Benjamin Rice, Ian KirkpatrickVocals, Ukulele – Julia Michaels | 2:44 |
| 3 | DeepComposed By, Lyrics By – Julia MichaelsEngineer [Asst. Recording Engineer] – Matt TuggleKeyboards – Ian KirkpatrickMixed By – Spike StentProducer [Vocal] – Benjamin RiceProducer, Programmed By – Benjamin Rice, Ian Kirkpatrick | 2:43 |
| 4 | Into YouComposed By, Lyrics By – Julia MichaelsGuitar – Ian Kirkpatrick, Juan ArizaMastered By – Ryan Smith Mixed By – Manny MarroquinPiano – Juan ArizaProducer, Keyboards, Programmed By – Frank Dukes, Louis Bell | 3:12 |
| 5 | What A TimeComposed By, Lyrics By – Casey Barth, Julia Michaels, Justin Tranter, Riley KnappFeaturing – Niall HoranGuitar – Juan Ariza, Riley Knapp pka RKCBMixed By – Spike StentMixed By [Assistant] – Michael FreemanPiano – Juan ArizaProducer – Ian KirkpatrickProducer, Backing Vocals – Casey Barth pka RKCB, Riley Knapp pka RKCBStrings, Bass – Casey Barth pka RKCB | 2:53 |
| 6 | AnxietyComposed By, Lyrics By – Ian Kirkpatrick, Julia Michaels, Scott Harris, Selena GomezFeaturing – Selena GomezMastered By – Ryan Smith Mixed By – Spike StentMixed By [Assistant] – Michael FreemanProducer, Guitar, Keyboards, Programmed By, Backing Vocals – Ian Kirkpatrick | 3:30 |
© 2019 Republic Records, a division of UMG Recordings, Inc.
℗ 2019 Republic Records, a division of UMG Recordings, Inc.