Snapped: Killer Couples (2013)

S1E41 Oil on Candace

Django struggles with feelings of inadequacy, believing he can’t create art like his father. To lift his spirits, Phineas and Ferb come up with grand concepts for his artwork, including the renowned "unpainted desert." At the same time, Perry is busy confronting Doofenshmirtz, determined to make an impression on the visiting evil professor.