You’ve seen senior citizens dissect that crazy music the kids are listening to. Now comes the inverse of that trend — little bitty kids who know all the words to indie rock songs.

Watch this brother-and-sister duo (the next Fiery Furnaces?) as they gamely make their way through ex-Pulp frontman Jarvis Cocker’s 2006 single, “Don’t Let Him Waste Your Time.”

Then, check out the real video below, and see if you can sing along.