though this video was not too popular, it was the first music video composed of Toast Art, approximately 4085 slices (going off the videos 215 loaves and the internet standard of how many slices in 1 loaf (17 + 2 ends)).
video says:

Official Music Video for OK Go's "Last Leaf"
This video was made in partnership with Samsung NX100 iFn.

Directed by OK Go, Nadeem Mazen and Ali Mohammad
Produced by Shirley Moyers
Animation art by Geoff Mcfetridge, Champion Studio
Preliminary Animation by Nicholas Gibney

All 215 loaves of bread used in the making of this video were past their sell-by date and rescued from the clutches of certain disposal.

Official Music Video for OK Go's "Last Leaf" This video was made in partnership with Samsung NX100 iFn. Directed by OK Go, Nadeem Mazen and Ali Mohammad Produced by Shirley Moyers Animation art by Geoff Mcfetridge, Champion Studio Preliminary Animation by Nicholas Gibney All 215 loaves of bread used in the making of this video were past their sell-by date and rescued from the clutches of certain disposal.