Week in Celebrityville

WHO KNEW President Obama could mix it up with an established funnyman? Is the Biebs back with his former galpal? Where is Malaysia Airlines flight MH370? Take the bullet train to Celebrityville and at least two of your questions will be answered.

Friday

CNN honcho Jeff Zucker is expected to try out Philly broadcast personality Michael Smerconish for the 9 p.m. Piers Morgan slot that will be vacated March 28 by the British journalist, sources told Deadline.com. Smerconish recently joined CNN and will test along with colleagues Jake Tapper, Bill Weir and Don Lemon, the website said.

Thursday

President Obama's six-minute appearance this week on Zach Galifianakis Funny or Die Web show "Between Two Ferns," not only netted yuks, but also increased traffic to HealthCare.gov. In other words, mission accomplished.

White House senior communications adviser Tara McGuinness tweeted that the website's traffic was up 40 percent Tuesday compared with Monday, TheWrap.com reported. She attributed the traffic jump to the video's 11 million views.

Wednesday

Actress/singer Doris Day will celebrate her 90th birthday next month with a fundraiser auction and tribute dinner at her boutique hotel, the Cypress Inn in Carmel, Calif. The funds will benefit her nonprofit Doris Day Animal Foundation and, in a statement, Day said, "I'm all about the four-leggers."

Tuesday

"Law & Order: SVU" actress Mariska Hargitay joined Wayne County prosecutor Kym Worthy who's seeking funding and legislation to help clear a backlog of 11,000 untested rape kits. Worthy has been slowly reviewing sexual-assault kits recovered in 2009 from a Detroit police storage facility.

Monday

Three Arab countries - Qatar, Bahrain and the United Arab Emirates - have banned the upcoming Biblical movie "Noah" on religious grounds because "it contradicts Islam," a Paramount Pictures rep told Reuters.

Hookups

*  In Touch has apparently uncovered a list of famous guys who have slept with reality star/sometime actress Lindsay Lohan. They include Joaquin Phoenix, Lukas Haas, Wilmer Valderrama, Jamie Dornan, Justin Timberlake, the late Heath Ledger, among many others.

*  Troubled singer Justin Bieber surprised a small crowd at a Banger's Sausage House & Beer Garden in Austin with a two-song performance, one of them dedicated to on-again-off-again girlfriend Selena Gomez. She was backstage.

*  Oscar winner Jamie Foxx and Philly native Kevin Hart are in talks to star in "The Black Phantom," which centers on a double-crossed mob hit man, Variety reported.