|Celebrated when||ever Bender feels like not doing work|
|Celebrated where||Planet Express Ship|
|First appearance||"Fear of a Bot Planet" (1ACV05)|
Robonzaa was a robot holiday invented by Bender Bending Rodriguez as an excuse to skip work, it was a tribute to his ancestral prototypes and was celebrated by drinking contests. It was celebrated before month before Robamadan, which itself is celebrated one month before Robanukah, both of which were also invented by Bender.