It’s the last day of the Church year, so it’s the perfect time to sing the Te Deum laudamus.
Here’s a recording of the Schola Cantorum of Milan. It comes with a display of the Gregorian score as found in the Graduale Romanum book (simple tone), so you can sing along:

But why stop there? Here’s an enormous force presenting the setting by Berlioz:

And the bold 1936 setting by Zoltan Kodály, written to commemorate the 250th anniversary of the liberation