Meryl Streep was joined by her co-stars Rick Springfield and Mamie Gumer for the premiere of their film Ricki and the flash. <br /> Meryl plays a musician called Ricki who looking to make things right with her family after giving up everything to pursue her dreams of rock and roll stardom. <br /> Meryls daughter Mamie Gumer plays her on screen daughter. She swept her hair back and flattered her figure in a dress peplum top with a delicate pink skirt adding to the outfit.<br /> Premiere guests included Laverne Cox and Marisa Tomei.