Mexican Spitfire is a 1940 American comedy film starring Lupe Vlez. She plays a hotheaded, fasttalking Mexican singer taken to New York for a radio gig, who decides she wants the ad agency man for herself. The film was the sequel of the film The Girl from Mexico 1939 and was the first of a film series of seven more films with the same title and main characters.
First official entry in the series is a retread of The Girl from Mexico, but shifts focus from bland leading man Woods to hilarious Errol in dual role of Uncle Matt and the tipsy Lord Epping. The film was succeeded by anotherfilms
Source: Wikipedia