Glorimar Montalvo Castro (born February 14, 1979), also known as la Gata Gangster, is a Puerto Rican reggaeton singer.
She has popularized phrases such as suelta como gabete ("loose as a shoestring", slang meaning "promiscuous") and dame más gasolina ("give me more gasoline").
During her career to date, she has collaborated in the productions of artists such as Daddy Yankee ("Gasolina"), Luny Tunes y Noriega (La Gata Suelta), Don Omar ("Dale Don Dale", La Traicionera, Suelta Como Gabete, La Loba), Héctor & Tito ("Baila morena"), Eddie Dee (Donde Hubo Fuego) and others.
She formed part of the famed "La Industria" or DJ Eric Industry.
In 2005, she released her debut CD Glou, which, according to the official website, sold over 100,000 copies in Latin America.