*Last night on “Late Night with Jimmy Fallon,” the host and his house band The Roots teamed with Mariah Carey to perform her signature holiday song “All I Want for Christmas Is You” — but this version was a little different.

The members of the Roots played the track using nothing but toy instruments – including baby bongos and xylophone – while Jimmy held down the tambourine and bass drum, and four elementary school-age girls sang background vocals.

Watch the Fisher Price-flavored acoustic delight below.