This song is played during the Flumpty Night in One Night at Flumpty's 3.

It's Flumpty Bumpty! - Jonochrome (One Night at Flumpty's 3)

Another masterpiece by Scott Buckley, creating Minecraft covers of songs like Flight of the Bumblebee and Rush E for Alan Becker’s latest AVM episode.

Music from 'Note Block Concert' - AVM

Getting Out And About

Game Theory Theme (AKA)Science Blaster Cover

The parody made by SMG4 on his channel.
The original video is here https://youtu.be/fcYohrfsJJ8

♫ The Ultimate Smash Bros ♫ by SMG4

Genderless Child Rap Extended Version (From If Undertale Was Realistic 10)

YouTube

Science Blaster (Song Remix created by Nirre & Acid Usagi) Game Theory Audio Spectrum Tribute

please note I do not own this song the song on YouTube was made by AaronGrooves

Jazzy Note Blocks

Note Block Battle - Animation vs. Minecraft Shorts

NOT MINE. All credit goes to Alan becker and Aaron Grooves. All that I'm uploading and in the credit's it's not mine.

Alan Becker channel: https://www.youtube.com/channel/UCbKWv2x9t6u8yZoB3KcPtnw

Aaroon Groves channel:
https://www.youtube.com/user/aarongrooves

Animation: 
https://www.youtube.com/watch?v=c0egcErkap0

Video of only music: https://www.youtube.com/watch?v=jivu7jNJ484

Note Block Battle - Animation Vs Minecraft Shorts Ep 16 (Music By Aaron Grooves) (All)(NOT MINE)

I do not own this song, I am simply uploading it here on SoundCloud for the enjoyment of others.

Note Block Battle - Animation vs. Minecraft Shorts

NeonNick