The truth is, however, that the tuxedo jacket has its recent roots in the music industry: Janelle Monae adopted the piece for her signature look, Lady Gaga donned one in her Born this Way video, and Rihanna wore a shiny version at the 2009 Costume Institute Gala at the Met.And just two weeks ago, Beyonc wore Dolce Gabbana's xuwltest20140805 purple sequined version on stage at the MTV Video Music Awards, moments after announcing her pregnancy.The bottom line? If you only buy one jacket this season, make it a tux."This is our continuing obsession with borrowing from our men," says Barb Atkin, vice president of fashion direction at Holt Renfrew."There's nothing more classic in the men's wardrobe than a well cut tuxedo for formal attire. Every man has one, or should. With the androgynous trend for women, it's time for every female to own a tuxedo as the foundation piece for their formal attire," she continues, pointing to Lady Gaga's recent awards show appearance as he