Biography: Caroline Mohr Sunshine (born September 5, 1995) is an American republican press secretary and former actress and singer, who previously worked as a White House staffer during the Donald Trump administration. As an actress, she is best known for her co-starring role as flashy, rude European exchange student Tinka Hessenheffer on the Disney Channel series Shake It Up. Sunshine has also appeared in the feature film Marmaduke (2010), the documentary Behind The Scenes (2012), and the direct-to-video film The Outfield (2015).