The Angry Beavers (1997)

S4E12 The Mom from U.N.C.L.E.

When the boys receive an unexpected visit from their mother, they quickly discover that she leads a double life as a top-secret agent. As her extraordinary skills come to light, they learn she is frequently summoned to undertake crucial missions to protect the world. The revelation challenges their perceptions and leads to a series of thrilling and humorous moments as they grapple with the idea of their mom being a covert operative.