You know how to whistle, don’t you?

When the mogwai metamorphose into Gremlins and multiply, they further diversify by running amok in the Splice O’ Life laboratory and ingesting various serums. One becomes bat-like, in addition to being immunized to sunlight. Mohawk becomes part-spider. Another turns into a female Gremlin, referred to in at least one script as the “Girl Gremlin” and in the official trading card series and other promotional materials as “Lady Gremlina”, with shiny red lips and mascara. Nowadays she is referred to as “Greta“, after the late Greta Garbo.