In a federal lawsuit filed on Tuesday in Columbus, Ohio, Abercrombie claims a fragrance under the singer's "Sasha Fierce" label "poses a likelihood of confusion" with the retailer's own "Fierce" brand.

Media reports say Knowles, the former Destiny's Child frontwoman whose hits include "Single Ladies," "Crazy in Love" and "If I Were a Boy," plans to start selling a fragrance in early 2010 in partnership with perfumers Coty Inc. - But is this a big stink over nothing?

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