Justin Timberlake will be working double duty during Fashion Week in New York City. The 27-year-old is singing on Fashion Rocks on Sept. 5 and then performing at the Roseland Ballroom two days later as models show off fresh designs from his William Rast clothing line, WWD reports.

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Expectations have lowered since Timberlake presented William Rast two years ago in L.A. Timberlake, partner Trace Ayala and two new creative directors have tried to refocus the collection.

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