To play the sounds: Click the flag FIRST Click the trumpet for its sound Click the keyboard for intro Click the drums for drum at the beginning Click the microphone for the refrain Click LEFT speaker for "Rick" Click RIGHT speaker for "Astley" Press SPACE to change the background to Concert Press A to change it back into Spotlight
Credit to @SJSEG5 for the original project! Credit to @seanqint which is me for making the space togglable. You now only need to press space to switch backdrops!