Year One star Michael Cera, famous for irreverent, fun and even silly films, gets surprisingly serious in front of our cameras.  He talks about his love of history books, how he has a difficult time trusting people, and the downside of wearing a wig and makeup on set.  Click the player above to view.

They're strange bedfellows: the old guard of broadcast journalism, the new guard of Media 2.0.  But Twitter was atwitter with links and posts to YouTube videos of Walter Cronkite's most famous broadcasts yesterday -- check out an Associated Press aggregation of those Tweets here, or watch clips below:

Cronkite was the first to break news of Martin Luther King, Jr.'s assassination in the spring of 1968.

Cronkite interviewed the president at Hyannisport on Labor Day weekend in 1963.

Perhaps his most famous broadcast, Cronkite breaks the news of President Kennedy's assassination.

• "Year One" Drags Its Knuckles.  Year One, the caveman comedy out today that stars Michael Cera and Jack Black, has been panned as a blemish on the Apatow Productions laugh-track record. So far, Rotten Tomatos gives it an abysmal 20 percent, and MetaCritic a 41.  Maybe take Dad to see Up this Father's Day, instead?  [MetaCritic; Rotten Tomatoes]

• David Archuleta's Dad Enters Plea in Prostitute Case. Singer David Archuleta's father, James Jeffrey Archuleta, pled no contest to charges that he patronized a prostitute at a massage parlor in suburban Salt Lake City. The senior Archuleta became famous during his son's American Idol run for being demanding backstage and for reportedly micromanaging his son's song choices and career. [Associated Press]

• Reports Say Cronkite, 92, is Very Ill and Weak.  Mediabistro cited several unnamed CBS sources yesterday to report that Walter Cronkite is gravelly ill.  "The Most Trusted Man in America," 92, was the legendary as the CBS anchorman who presided for 19 years and helped turn the network's broadcast into the nation's most watched. He also broke the news of Martin Luther King, Jr.'s death. [Baltimore Sun]