Jerry Seinfeld and Michael Richards reunite! The ‘Seinfeld’ co-stars hit the red carpet for the premiere of Jerry’s film directorial debut, ‘Unfrosted,’ out on Netflix May 3. Michael, who played Cosmo Kramer on the long-running sitcom, makes a rare appearance to support his friend after staying out of the public eye for nearly 8 years. Michael is set to release his upcoming memoir, ‘Entrances and Exits,’ which hits bookshelves June 4.