For you search query Normani X Calvin Harris we found around 504632 songs. We may show you only some of them on this page. Normani x Calvin Harris. Previews are currently unavailable. Checklist (feat. Wizkid). Slow Down. Audio samples provided courtesy of iTunes. Buy · Listen · Buy. In the song "Slow Down" by Normani and Calvin Harris, the narrator (Normani) finds herself head over heels in love with a guy who is not that.