Kristen Bell, star of "House of Lies," and her husband, "Parenthood" cast-member Dax Shepard, are expecting their second child. "I can confirm that Kristen and Dax are expecting their second child and a sibling for Lincoln," a spokesperson for the couple told "Entertainment Tonight" Monday. "The whole family is beyond excited." Bell, 33, who recently reprised her TV role as Veronica Mars in a big-screen sequel, and Shepard, 39, were married in October. Their daughter Lincoln was born in March 2013.