Who was featured as a guest contribution in "Press Play" and in a leaked sex tape with Rick Salomon?
Press Play (album):  "Press Play" features several guest contributions from Nicole Scherzinger, Christina Aguilera, Keyshia Cole, Brandy, Jamie Foxx, Ciara, Nas, Paris Hilton, Timbaland, Mary J. Blige, Cee Lo Green, Keri Hilson, Big Boi, Mario Winans, Avant and Fergie, among others. Paris Hilton:  In 2003, a sex tape with Hilton and her then-boyfriend Rick Salomon, later released as "1 Night in Paris", was leaked to the public.
Paris Hilton