Leading fashion-subscription, e-commerce site and lifestyle fashion brand JustFab and trend-setting social media handle  Betches marked their partnership with a celeb-filled launch event in Los Angeles last week, hosted by Betches founders Jordana Abraham, Samantha Fishbein and Aleen Kuperman.

JustFab and Betches collaborated to create multiple collections and unique content for their fans. By working closely, the partnership conveyed a joint message of women's empowerment through all sizes and styles, highlighting humor and fashion for women of all ages.

In celebration of this collaboration celebs and VIPs including Johnny Wujek, Renee Olstead, Logan Browning, Greer Grammer and Hazel-E flocked to The Doheny Room, West Hollywood for the "best party ever."

"For JustFab, partnering with Betches just makes sense,  we are at the forefront of using technology to better understand our customers’ needs and serve them with the right products, styling, trend information, and fashion and lifestyle content" said Traci Inglis, chief marketing officer of TechStyle, JustFab’s parent company. "Betches provides its customers with just that, along with a healthy dose of humor. It’s a platform where you can have fun with fashion and lifestyle content, and laugh with your friends over how relatable it really is. That’s exactly the type of partnership we want to offer our customers."

Other famous faces at the #BETCHESxJUSTFAB bash included Brittany Furlan, rapper Miguel’s fianceé Nazanin Mandi, Jaqueline MacInnes Wood, Sabina Gadecki, Kara Royster, Diamond White and Lilimar Hernandez. Launch the slideshow above to see more pics from the celebration.