Harry Styles and James Corden's mini 'Carpool Karaoke' reunion is 4 minutes of pure joy
1:08am PST - December 11th, 2019 harry styles - MashableWith James Corden off filming this week, it's up to some hard-working guest hosts to fill his very large shoes. On Monday it was the piano-wielding Alicia Keys, and today it's none other than former One Directioner (not to mention Late Late Show regular ) Har…