It's been months since Lady Gaga and Bradley Cooper wowed the Oscars audience with their "Shallow" performance, but Gaga is still addressing rumors that she and her co-star were romantically involved.

When Bradley Cooper first showed up at Lady Gaga's Malibu home, it wasn't red carpets or recording booths that broke the ice: It was pasta. On Conan, Cooper joked that he arrived in full hunger mode, ...