This is that jammer, jammer
Jumanji is the first major single off her upcoming album, 1991, that should be out later this month (May 2012).
She’s showing cockiness in the quality of her “Jumanji” record, by saying it is not only the “jam”, this is the “street anthem”/“pop anthem”
Her saying “banana getter” can make reference to either banana being synonymous with food, or nourishment for the person, so that symbolizes “bread”, “paper” or synonymous with the male genitalia, as if to say, it will impress your man, and make him want her
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