The latest viral video from music collective cdza is a twist the jukebox concept: listeners make requests by dropping change in jars with labels like "Bach," "faster," and "Lady Gaga." Unlike a normal jukebox, however, the musicians integrate the input in real time. The resulting mashup is pretty entertaining to watch. The video features Charles Yang on violin, Michael Thurber on bass, and Eddie Barbash on a mystery instrument (wait for the surprise!). All the cash, in the end, goes to a good cause: Wingspan Arts, a nonprofit that brings the arts to young people.

The team has found YouTube success creating inventive "music experiments," like History of Whistling, a mashup of 100 years' worth of whistling in pop songs:

Don't miss their History of Lyrics That Aren't Lyrics:

For more by cdza, visit http://www.cdzamusic.com.