Underground Theme - New Super Mario Bros.

"Underground Theme - New Super Mario Bros." is a high quality rip of "Underground Theme" from New Super Mario Bros..

Jokes
At 0:04, parts of the melody changes to The Nutshack theme. As well, after the Nutshack theme is played, we hear a beep from The Nutshack theme. At 0:23 and at 0:52, we hear "Night Walk". At 0:35, "Meet the Flintstones" can be heard.