A morning mix of entertainment headlines...

The White House correspondents’ dinner, a.ka. the nerd prom, went down in Washington this weekend, which you already know if you follow Celebritology’s Twitter feed or this blog. In case you missed some of the crucial tidbits from the weekend, here’s a round-up of news from The Washington Post, with more to come in Celebritology later today.

View Photo Gallery: The famous and the powerful mingle at the 98th annual dinner in Washington.

Celebritology hit the pre-parties on Friday and spoke to Daniel Dae-Kim ; summarized the event in photos with silly captions; got George Clooney to comment on Noah Wyle’s recent arrest; and talked to “Glee’s” Matthew Morrison about fellow dinner attendee Lindsay Lohan’s guest spot on the show. “The work got done,” he said.

The Reliable Source’s notes from the scene include Woody Harrelson being confused for Matthew McConaughey ; Diane Keaton being cornered by an “Annie Hall” fan; George Clooney working it like a champ; and an account of Jimmy Kimmel’s speech.

President Obama gave America’s sweetheart a shout-out in a bit that preceded his speech: “What am I doing here? I’m opening for Jimmy Kimmel and telling knock-knock jokes to Kim Kardashian.” (AP)

And now for non-WHCD news...

Patrick Dempsey reportedly rescued a teenager from a car wreck last week. According to TMZ, McDreamy pulled the young man out of his Mustang after he crashed on the actor’s front lawn. Your move, Gosling. (TMZ)

Mel Gibson was on the “Tonight Show” Friday, where he talked about screenwriter Joe Eszterhas’s release of a tape that allegedly shows him screaming wildly: “You know, maybe you don’t know this about me, but I’ve got a little bit of a temper.” (MSNBC)

A Backstreet Boy prepares to be a dad, after the jump.

Backstreet Boy A.J. McLean and his wife are expecting their first child. (People)

Kevin Jonas and his wife, Danielle, have signed on for an E! reality show about their marriage. “Married to Jonas” will document just how difficult it is to be married to the oldest Jo-Bro. (My guess? Not that difficult.) (EW)

Watch a three-minute international trailer for “Prometheus,” now with more Idris Elba and Charlize Theron. (THR)

“Community” stars Chevy Chase and Joel McHale made nice at the Comedy Awards this weekend by shooting mean one-liners at one another. (PageSix)

In case you missed it, here are photos of Zooey Deschanel and “Mad Men’s” Jessica Pare sans make-up in the beauty issue of People magazine. (Buzzfeed)