What year was this said have no fear Daffy Duck is here?

The phrase "Have no fear, Daffy Duck is here!" is associated with the character Daffy Duck from the Looney Tunes franchise. While the specific year when this exact phrase was first used is not widely documented, Daffy Duck made his debut in 1937. The phrase captures the character's comedic bravado and has appeared in various Cartoons and media featuring Daffy since then.