John Nacion/Getty The stars are stepping out in style all over the world.In New York City,Tina KnowlesandVera Wangattended the USTA Foundation's Opening Night Gala, while in Los Angeles,Katharine McPheeappeared at the This Is About Humanity's 7th Anniversary Soiree.Check out the photo gallery ahead for a look at every can't-miss outfit from the week. And for even more star style,see every major outfit of late here. 01 of 08 John Nacion/Getty Tina Knowles stepped out for the USTA Foundation's Opening Night Gala in N.Y.C. wearing a white button-down shirt with a cut-out floral pattern and matching trousers. She added a white handbag and red lipstick. 02 of 08 Araya Doheny/Variety via Getty In L.A., Katharine McPhee attended This Is About Humanity's 7th Anniversary Soiree in a strapless brown dress with a purple-and-white floral print. 03 of 08 XNY/Star Max/GC Images Ciarawas seen in N.Y.C. in a red t-shirt printed with her latest album cover art, as well as matching red sweatpants. The singer added red sunglasses and sneakers. 04 of 08 John Nacion/Getty At the USTA Foundation's Opening Night Gala in N.Y.C., Vera Wang opted for a gray and white color block sleeveless dress with a black stripe running down the side. The fashion designer accessorized with a black handbag and her signature sunglasses. 05 of 08 Jesse Grant/Variety via Getty In L.A.,Jordin Sparksappeared at the 7th Annual AAFCA TV Honors in a black cropped jacket over a white top, which she teamed with high-waisted pants decked out with chain details. 06 of 08 Jose Perez/Bauer-Griffin/GC Images Julia Foxwas spotted on the set ofElsbethin N.Y.C. in black leather pants, a gray turtleneck top and a black trench coat. 07 of 08 Prince Williams/WireImage Teyana Taylorattended a release event for her albumEscape Roomin Riverdale, Georgia wearing a graphic tee and baggy jeans. The singer and actress added a baseball cap, shell necklace, sunglasses and mismatched sneakers. 08 of 08 Jesse Grant/Variety via Getty In L.A.,Michelle Buteauappeared at the 7th Annual AAFCA TV Honors in a bright red ensemble with voluminous red sleeves which she teamed with a spotted baguette handbag. Read the original article onPeople