James Corden and Paul McCartney just announced the most amazing news ...

The internet exploded when Paul McCartney starred in an episode of Carpool Karaoke with James Corden.

Now the pair has reunited to unveil something really exciting.

• READ MORE: Paul McCartney joins James Corden for the best Carpool Karaoke ever

In a new video, James shows the Beatles legend around The Late Late Show - the place where he became a star - just like Paul had shown James around his hometown of Liverpool.

• READ MORE: Ariana Grande’s epic Carpool Karaoke will absolutely blow you away

Of course, an office building isn’t quite as exciting as seeing inside Paul’s childhood home, so the two agreed that they would share more footage from that epic Carpool Karaoke journey!

How cool is that?!

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The all-new special one-hour documentary film, Carpool Karaoke: When Corden Met McCartney - Live From Liverpool, is set to drop next week.

We can’t wait to see it!